IG541 fire suppression laboratory and a equivalent length of pipe fittings measuring system were established.
设计并建立了IG541管道配件当量长度测量系统和IG541气体灭火实验系统。
The result indicates that the critical load of dynamic instability is far more than that of static instability with regard to the equivalent length bars.
结果表明，对于等效长度直杆，动力失稳临界压力要远大于静力失稳的临界压力。
The buckling equivalent length of a pile is not only used in the buckling of the pile but also one of the necessary parameter checking the material strength of the pile.
基桩的稳定长度不仅用于基桩的纵向屈曲问题，而且也是桩身材料强度验算必不可少的参数之一。
Full-Port ball valves provide pressure drop equal to equivalent length of pipe, and even slightly better than gate valves.
不缩径全流道球阀具有不影响整个管道压降的性能，在此方面，甚至比闸阀性能更加优异。
Full-Port ball valves provide pressure drop equal to equivalent length of pipe, and even slightly better than gate valves.
不缩径全流道球阀具有不影响整个管道压降的性能，在此方面，甚至比闸阀性能更加优异。
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