制止使用龙门架、钢管脚手架架起电线线路。
How to stop the use of Longmen set up the electrical wiring frame, steel pipe scaffold.
钢管塔在我国特高压输电线路中得到广泛应用。
Transmission steel tubular towers have been widely applied to superhigh voltage transmission lines in China.
用途：固定电线电缆，软管，钢管。
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