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A Survey on Network Security and Attack Defense Mechanism For Wireless Sensor Networks pdf
Ngày tải lên :
05/03/2014, 23:20
...
computation or communication and become unavailable. It
may happen that an attacker may jam communication to
make sensor(s) unavailable. The requirement of security not
only affects the operation ...
obtains wrong information. In a WSN, for example, a packet
containing the location of an important event can be
modified so that a wrong location is reported to the base
station. Control and ... causing
a denial of service attack such as flooding the network with
bogus data. Fabrication is an attack on authentication. In
International Journal of Computer Trends and Technology- May to...
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A STUDY ON THE STRUCTURAL FEATUES OF ENGLISH NEWS STORY.DOC
Ngày tải lên :
02/09/2012, 11:12
... billions.
Every newspaper or magazine has its own features with many articles
and column for daily events. In addition, news story always plays an
important role and has a remarkable position ... important sentence in the paragraph. It
controls and limits the ideas that can be discussed in a paragraph.
In grammar, that topic sentence has two parts: the topic and the
controlling idea.
- ... stalling data
By Alex Berenson
Published: April 2, 2008
The lead outside investigator on a crucial trial of two widely used heart
drugs said in an economic-mail message last July that Merk and...
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Báo cáo y học: "Primary lower limb lymphedema: a focus on its functional, social and emotional impac"
Ngày tải lên :
25/10/2012, 11:40
... with a con-
genital primary lymphedema [14].
Conclusions
Assessing the impact of the duration and sever-
ity of the condition in relation to age, sex and occupa-
tional status as influential ... disorders. A
conventional approach was applied, involving eleva-
tion of the affected limb, massage, physical activity
and compression with elastic stockings.
On physical examination she presented a ... case the analysis of SF-36 results dis-
closed a significant functional impairment with a
slight impact of the condition on emotional and social
domains (Table 1). A possible explanation could...
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Assignment on elt practice Project A Study on Test Designing.doc
Ngày tải lên :
27/10/2012, 16:40
... means of financial limitations, time constraints, ease of administration, scoring
and interpretation of scores. A test constructor has to take into considerations how long the
test will take, ... phone to make &
confirm arrangements.
- Take a telephone massage.
- Future with be going to.
- Adverbs of place.
3 At home
Page 27
-Describe places / situations.
- Ask for and hive reasons.
- ... the test appears reasonable
or too easy or too difficult.
In addition, among various types of validity, content and face validity are considered to be
most important for teachers to consider...
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A study on the translation of economic terminology
Ngày tải lên :
07/11/2012, 14:12
... translation
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3.1.2
Translation by a calque or loan translation
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3.1.3
Translation by loan transcription
27
3.1.4
Translation by paraphrase using unrelated word
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3.1.5
Translation by paraphrase using a related ... technical translation, and translation of
Neologisms will be presented one after another.
1.1.1. What is translation?
Translation, a phenomenon traditionally considered as an “art”, has been approached ... like constructing a calque, or loan translation; loan transcription
or borrowing directly with or without an explanation.
a. A calque translation
A calque or loan translation is the way that a new...
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A study on the techniques for the improvement to the teaching of oral skills in light of communicative english language teaching for junior high school teachers in quang ngai province part 1
Ngày tải lên :
07/11/2012, 14:41
... meetings. Approximately half the teachers
surveyed have access to a cassette player at school, one quarter to a DVD/CD player and
one-fifth to a computer. Access to materials for preparing visual aids ... encourage the process of change in
language teaching.
1
• The Functional-Notional Approach
In the 1970s teachers of the Functional-Notional Approach stopped teaching grammar and
started teaching ... POINTS:
ã Mistakes are not bad.
ã They are natural and unavoidable part of learning a language.
ã They are useful. They show the teacher what their students have and have not learnt.
32
30-34 years ...
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A study on the techniques for the improvement to the teaching of oral skills in light of communicative english language teaching for junior high school teachers in quang ngai province part 3
Ngày tải lên :
07/11/2012, 14:41
... experience and training 9
ã Qualifications 10
2.6.2.2. Information about Schools 10
ã Access to resource at school 10
ã Conditions that facilitate teaching 10
ã Conditions that impede teaching 11
... support.
I am sincerely grateful to Mr. Đinh Tấn Bảo and my colleagues of Foreign
Languages Department, Quang Ngai Teachers Training College for their attention and
encouragement.
I am appreciative ... ACKNOWLEDGEMENTS
First of all, I would like to express my deep gratitude to all my teachers at College
of Foreign Languages, Vietnam National University-Hanoi for their valuable lectures. And...
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A study on the opportunities for and constraints on developing students’ oral skills at an upper-secondary school
Ngày tải lên :
07/11/2012, 14:44
... important in language teaching. In fact, nearly all of the teachers at
DL1USS are very young and energetic as well as they have a good background of
vocabulary and grammatical structures. They are ... Positions of speaking in language teaching programs,
Difficulties in and constraints on learning to speak a foreign language, and Factors affecting
students’ participation in speaking activities.
Chapter ... has great influence on English
teaching and learning, especially on teacher’s management.
*Teacher’s preparation
Most of the teachers I observed had prepared their speaking lessons comparatively...
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A study on possible effective pre-reading activities to improve reading skills for 2nd- year english majors at the military science academy
Ngày tải lên :
07/11/2012, 14:50
... teaching and learning English as a foreign language in Vietnam in
general, and at the Military Science Academy (MSA) in particular, reading has always been
offered a great deal of attention ... out on the basis of qualitative research method including
questionnaires and class observation.
2
PART A: INTRODUCTION
I. Rationale
In many second or foreign language teaching situations, reading ... the task in hand. There are many advantages of using visual aids in a reading lesson
that the teacher can use. First of all, using visual aids can focus attention on meaning and help
to make...
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A study on evidential modal markers in english
Ngày tải lên :
07/11/2012, 14:54
... interpreted as “in appearance, according to the outward
appearance or according to what has been heard” (Longman, Dictionary of English
language and culture, 1999). In Vietnamese, they can be understood ... acting as a device of Evidential
modality can be paraphrased by Nuyts (Epistemic Modal Qualifications on their Linguistic
and Conceptual Structure, 1994) as “I consider it probably true that…though ... 1989), and Palmer (1986, 2000) into consideration
as principal ground of theory on which the Evidential modal markers are analyzed. The
reason is that we look at Evidentials as devices of modality,...
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