How to stop the use of Longmen set up the electrical wiring frame, steel pipe scaffold.
制止使用龙门架、钢管脚手架架起电线线路。
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Objective to explore one simple way of preparation of chitosan extracellular matrix wire frame, and investigate its application as scaffold for tissue engineering.
During construction of high formwork support frame, collapse accident usually occurs because of cantilever length of adjustable jacking of steel tubular scaffold with couplers.