Discusses the selection line methods of convey coal pipe of long distance, from the angles of selection line principle, and the basic data to collect, etc.
2
环氧煤沥青涂料用于长输管道、金属储罐以及油田设备防腐经久不衰。
Coating material of epoxy coal tar has been prolonged in the fields of corrosion protection for long distance pipeline, metal storage tank and oil field facilities.
3
欲爆破拆除的工业输煤长廊周围环境较复杂，与厂区天然气主管道紧密相邻。
The industrial transport corridor for coal transportation to be demolished through blasting was located in very complicated surroundings, which was adjacent to the main pipeline of natural gas.
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