Rock Slope Engineering Civil and mining 4th edition phần 10 docx

... 4–16. Hoek, E. and Bray, J. (1977) Rock Slope Engineering, 1st edn, IMM, London. Hoek, E. and Bray, J. (1981) Rock Slope Engineering, 3rd edn, Inst. Mining and Metallurgy, London, UK. Hoek, E. and Brown, ... on slope stability. Slope Stability in Surface Mining, Soc. Mining, Metallurgy and Exploration, Littleton, CO, 97 105 . Golder, H. Q. (1972) The stability of...

Ngày tải lên: 09/08/2014, 22:23

... that rock falls tend to follow, and how this influences ditch design. For slopes steeper than about 75 ◦ , the rocks tend to stay close to the face and land near the toe of the slope. For slope angles ... collapse. 316 Stabilization of rock slopes 12.6.4 Rock catch fences and attenuators During the 1980s, various fences and nets suitable for installation on steep rock faces,...

Ngày tải lên: 09/08/2014, 22:23

... Civil engineering applications 14.5.5 Ditch and slope design The two principle design issues for the project were the dimensions of the ditch to contain rock falls, and the stability of the slope ... to discontinuities: (a) bedding and bedding joints; (b) cross-joints and faults. 15.3.3 Rock strength and competency Estimates of intact rock strength, discontinuity shear...

Ngày tải lên: 09/08/2014, 22:23

... carefully checked, and noted both before and after reassembly. He should learn the proper care in the handling of instru- mentation, and the care in placing and removing seals and bearings. A base course ... costs. 96 35 85 45 0 10 20 30 40 50 60 70 80 90 100 Below 100 MW Above 100 MW Availability Efficiency Figure 21-5. Comparison of availability and efficiency for large fr...

Ngày tải lên: 08/08/2014, 17:20

... official standards for SQL-89 and SQL-92 are available as ANSI [1989] and ANSI [1992], respectively. Textbook descriptions of the SQL-92 language include Date and Darwen [1997], Melton and Simon ... [1997], Melton and Simon [1993], and Cannan and Otten [1993]. Melton and Eisenberg [2000] provides a guide to SQLJ, JDBC, and related technologies. More information on SQLJ and...

Ngày tải lên: 08/08/2014, 18:22

... of ease of implementation and overhead cost. 17.8 Consider a database consisting of 10 consecutive disk blocks (block 1, block 2, ,block 10) . Show the buffer state and a possible physical ordering ... lack of such standards necessitated that the front end and the back end be provided by the same software vendor. With the growth of interface standards, the front-end user interface a...

Ngày tải lên: 08/08/2014, 18:22

... such as Oracle and IBM DB2. Definitions of statistical functions can be found in standard statistics textbooks such as Bulmer [1979] and Ross [1999]. Witten and Frank [1999] and Han and Kamber [2000] ... discovery and data mining. Kohavi and Provost [2001] presents a collection of articles on applications of data mining to electronic commerce. Agrawal et al. [1993] provides an...

Ngày tải lên: 08/08/2014, 18:22

... clients cache file data, attributes, file handles, and directories. Dif- ferent strategies exist to handle consistency of the cached data, cached attributes, and so on. Let us first take a look at ... file handle; it is completely opaque. File handles were 32 bytes in NFS version 2, but were variable up to 64 bytes in version 3 and 128 bytes in version 4. Of course, the length of a file...

Ngày tải lên: 08/08/2014, 21:22

... redirection techniques: TCP handoff, DNS redirection, and HTTP redirection. We already discussed TCP handoff. This technique is applicable only for server clusters and does not scale to wide-area ... origin server that acts as the authoritative site for all read and update operations. An edge server is used to handle client requests, and has the ability to store (partial) information...

Ngày tải lên: 08/08/2014, 21:22