Science and Technology of Datong Coal Mining Administration 2009 Issue 1 Application of Constant Pressure Water Supply with PLC Frequency Converter

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Science and Technology of Datong Coal Mining Administration
1000-4866
2009 Issue 1

Application of Constant Pressure Water Supply with PLC Frequency Converter
Li Lutao

..............page:1

Development of Digital TV in China
Zhang Xinping

..............page:4

Application of Mine Explosive-proof Signal Instruments in Mines
Chen Yiping

..............page:6

Application of Access Network Technology in Railway Communication
Liu Lu

..............page:8

Layout of PP-R Tube along Floors
Ma Lianmei

..............page:10

Brief Analysis on Broadband Access Technology Used in Residential Districts of Datong Coal Group
Wang Weilian

..............page:12

Application and Research of Bolt Supports in Compound Roof of Large Section Roadway
Ning Shushan

..............page:14

Opportunity for China in Global Economy Adjustment
Li Na

..............page:17

On Quality and Price of Bidding Purchasing
Zhang Ping

..............page:19

Brief Talks of Enhancing the Speed of Rapid Excavation of Comprehensive Bolting Support Tunnel
Ma Sizi

..............page:21

On FastNEST of FastCAM System in CNC Cutting Machine Programming Software
Zheng Wei

..............page:23

A Research on the Distribution and Treatment of Gas Accumulated in the Fully Mechanized Coal Face
Jin Chunwu

..............page:25

Thought on Human Resources in Coal Enterprises
Cui Xiaoxia

..............page:27

On Main Body Status of Persons in Sustainable Development Concept
Zhang Mingru

..............page:30

Modification of Material-returning Valve in Circulating Fluidized Bed Boiler
Zheng Hefei

..............page:32

Discusses on Several Questions Paid Attention to Accounting Computerization
Xie Jingxue

..............page:34

On Anti-wearing Measures of Circulating Fluidized Bed Boiler
Li Haiquan

..............page:37

Discussion on Electricity Burns of Contact Network Equipment
Wu Qiang

..............page:39

On Scheme of Integrating Heat Supply Network of Datong Coalmines Group
Zhao Chunlin

..............page:41

Key of Designing Lightning Protection in Civil Buildings
Yu Yingchao

..............page:44

On New Model of Human Capital
Ma Yankun

..............page:46

How to Strengthen Statistics for Coal Enterprises in New Situation
Hao Yurong

..............page:49

Use and Management of Industrial Gear Oil
Guo Haiping

..............page:52