specification for the use of structural steel in building

... plastic shrinkage cracking All of these factors need to be taken into account in the finishing portion of the project... paste to the fibers, the influence of a combination of fibers ... Commentaries are intended for guidance in planning, designing, executing, and inspecting construction. This document is intended for the use of individuals who are competent to evaluate the significance ... silica fume in concrete. There are no references to the use of silica fume in the con- crete industry in the publications of either OSHA or ACGIH. The committee recommends that workers handling silica

Ngày tải lên: 24/10/2014, 15:48

... rating (Table 1) The letter indicates the strength of the recommendation based on the expert opinion of the Panel The Roman numeral indicates the quality of the scientific evidence to support the ... Guidelines for the Use of Antiretroviral Agents in HIV-1-Infected Adults and Adolescents October 6, 2005 Guidelines for the Use of Antiretroviral Agents in HIV-1-Infected Adults and Adolescents Introduction ... care of HIV infection Updating of Guidelines These guidelines generally represent the state of knowledge regarding the use of antiretroviral agents However, as the science rapidly evolves, the

Ngày tải lên: 23/06/2017, 19:52

... to reinforcement No data have been found to indicate that the use of flowing concrete has an effect on its bond to reinforcing steel. The bond strength of flowing concrete to rein- forcing steel ... solved by increasing the fine-to- coarse-aggregate ratio. Increasing the entrained air content within specification limits, or including or increasing the amount of an appropriate mineral admix- ... lowering the quality of concrete, the addition of water dilutes the mortar. Pumping pressures then may push mortar ahead of the coarse aggregate, causing a pumpline blockage. In the past, the

Ngày tải lên: 24/10/2014, 17:40

... exception of some on admixture refinements Initially, in view of the lack of any performance history, the use of PA concrete was limited to the repair of bridges and tunnel linings to extend their usefulness ... reveal the weakening effect of excessive bleeding of the grout within the preplaced aggregate, nor does it account for the restraining effect on the expansion of the gas bubbles The next step is the ... or a strip of mortar in the joint The use of mastics that not harden has been found inadvisable because they tend to blow out as the grout rises behind the forms Forms constructed of tongue and

Ngày tải lên: 24/10/2014, 17:44

... greater than the softening point of the polymer. The designer should consider the softening point of the particular poly- mer used in relation to the expected service temperature. However, for a typical ... dissolved in the monomer prior to introducing the mixture into the concrete. In a commercial operation of almost any size, this involves storing and handling large batches of monomer containing a ... If the concrete section being dried has steel reinforcement held in place with plastic chairs, then the maximum drying temperature should not ex- ceed the melting point of the plastic chairs. The

Ngày tải lên: 24/10/2014, 22:11

... Using dictionary applications 10 The use of dictionary applications in English vocabulary learning 11 3.1 The use of applications in English vocabulary learning 11 3.2 The use of ... vocabulary in phrases instead of single words They also find it necessary to learn idioms that could help them improve their Speaking skills 33 2.2 Suggestions for the use of TFlat Dictionary in vocabulary ... support the study on ? ?The perceptions of first-year Major English students towards the use of TFlat Dictionary in their English vocabulary learning” All the information you give will be used for

Ngày tải lên: 16/08/2018, 09:35

... AND USE OF THE THESIS I hereby state that I, Dang Van Khuong, being the candidate for the degree of Master of TESOL, accept the requirements of the University relating to the retention and use of ... Master’s Theses deposited in the Library In terms of these conditions, I agree that the original of my thesis deposited in the Library should be accessible for purposes of study and research, in accordance ... long-standing debate over the issue of including or excluding the learner’s mother tongue (L1) in English as a Foreign Language (EFL) classroom There are two opinions in this regard: monolingual

Ngày tải lên: 20/02/2019, 21:12

... capecitabine in monotherapy in 20% of the cases Oxaliplatin-based adjuvant chemotherapy administration varied with age as follows: 83.4% in the younger group, 64.2% in the older and 29% in the oldest ... design; in the collection, analysis and interpretation of data; in the writing of the manuscript; nor in the decision to submit the paper for publication Availability of data and materials The datasets ... underestimating the real effect of age on the use of cancer treatments Another selection bias could be associated with the type of centres included in the study, given that most of them were referral

Ngày tải lên: 17/06/2020, 16:46

... Students’ opinion over the integration of the extra materials (the authentic reading materials integrated into a unit in the Oxford English for Information Technology) The integration of the extra ... effectiveness of the integration of glossary build-up into every unit of the Oxford English for Information Technology The effectiveness of the integration of glossary build up into every unit of the course-book ... Conclusion The innovations of integrating additional activity of Glossary Build-up and the use of extra materials (authentic reading materials) into every unit of the Oxford English for Information

Ngày tải lên: 11/08/2020, 22:33

... Thirdly, the students‟ interest in learning English was improved during the process of using visual aids in teaching vocabulary The result of the study was concluded that using visual aids in teaching ... the aim to find the impacts of using visual aids in teaching English Vocabulary for the third grade students Scope of the study The study is limited into English vocabulary for the students in ... to find the impacts of using visual aids in teaching English Vocabulary for the third grade students The method the researcher used to study is Action Research (AR) Firstly, the result of the

Ngày tải lên: 23/09/2020, 22:01

... aforementioned facts lead the author to the study on the following topic: An investigation into the use of information technology in writing learning of the third-year students of English at Vinh University ... applied to ELT but in the framework of this minor thesis, the researcher would focus on studying the reality in which the students are using the computer in their learning of the writing skill Although ... drawbacks of CALL in the context of higher learning and the findings will be a useful tract of information for lecturers and education administrators to enhance the application of IT to their practices

Ngày tải lên: 30/09/2020, 12:41

... lacking The aforementioned facts lead the author to the study on the following topic: An investigation into the use of information technology in writing learning of the third-year students of ... at: - Investigating the influence that IT has on writing learning of the third-year students at Vinh University - Studying the reality of applying IT to writing learning of the students - Making ... applied to ELT but in the framework of this minor thesis, the researcher would focus on studying the reality in which the students are using the computer in their learning of the writing skill Although

Ngày tải lên: 08/11/2020, 14:37

... made Therefore, all of them approved of the use of both kinds in reading instruction When using authentic materials, asking students‘ experiences was the most popular technique in pre-reading ... objectives of the study This paper aims at: Investigating the teachers‘ attitude toward the role of authentic materials in - teaching reading for the target students; Investigating these students‘ ... 17 2.3 The use of authentic materials in teaching reading 18 2.3.1 Selection of authentic materials 18 2.3.3 Arguments in favor of authentic materials in teaching reading 20

Ngày tải lên: 16/03/2021, 09:32

... According to Figure 2.3, the decomposition of H2O2 reaction was rapid at the beginning when in the Fe (II) solution whereas decomposition of H2O2 was slightly slower Interestingly, the changed profile ... important indicating advantages of using magnetic composites in Fenton’s reaction We can reuse or recycle them not only once use that presented in many studies with the benefit in reuse of magnetic ... 60 Time (min) Figure 2.2 Effect of pH on degradation of MB The graph presented the degradation of MB by different pH value within 60 minutes Surprisingly, with the increase pH value, the conversion

Ngày tải lên: 27/05/2021, 09:08

... cans that are used for the fresh milk, the probabilities are strongly in[ Pg 23] favor of some of the cans being contaminated and thus infecting the milk supply of the patrons. If the organism ... part of the work, not only is the organism examined in a living condition, but preparations are made by using solutions of anilin dyes as staining agents. These are of great service in bringing ... product is in the hands of the milk producer is the determining factor in the course of bacterial changes involved. This of course does not exclude the possibility of contamination in the factory,...

Ngày tải lên: 16/02/2014, 22:20

... delight in the beauty of flowers for instance, in the mass of Azaleas which generally stood in the drawing-room. I think he sometimes fused together his admiration of the structure of a flower and of ... half-provoked, half-admiring way of the ingenuity of the leaf of a Sensitive Plant in screwing itself out of a basin of water in which he had tried to fix it. One might see the same spirit in his way of speaking of ... developed in me), to the firm conviction of the existence of God and of the immortality of the soul. In my Journal I wrote that whilst standing in the midst of the grandeur of a Brazilian forest,...

Ngày tải lên: 23/03/2014, 05:20

... exposure time of 1 day were not effective in killing the insects at the bottom of the column when the fumigant was applied at the upper layer of the grain. Addition of CO 2 and circulation caused 100% ... chosen for this study because of the pesticidal properties of these chemicals (Fenwick at al., 1983) and because of the potential use of methyl ITC as fumigant for wheat (Ducom, 1994). In our ... stored-product insect pests. In view of the scheduled phaseout of methyl bromide under the Montreal protocol, the role of phosphine in grain pro- tection has increased and stands as the main alternative to...

Ngày tải lên: 25/10/2013, 05:20

... 253.7 nanometers. Exposure of bacteria to UV results in cross-linking of the thymine dimers of the DNA in the organism, preventing repair of injury and reproduction. Recently, a California processor Þled ... is among the main reasons for contamination in fruit juice. Washing and brushing fruit before the juicing step is common in juice processing. According to one industry survey, 98% of orchards ... processing is cur- rently used in various parts of the world in the manufacture of a number of products, including fruit juices, fruit purees, and jams. 44 HPP involves sub- jecting either packaged...

Ngày tải lên: 25/10/2013, 21:20