... equivalent coefficient of local resistance当量局部阻力系数 equivalent length当量长度 equivalent[continuous A] sound level等效〔连续A〕声级 ...
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equivalent length of pendulum 等效摆长
equivalent length of pipeline 当量管道长度
equivalent length on penetrated crack 当量穿透裂纹尺寸
equivalent focal length [光] 等效焦距
bend equivalent length 弯管当量长度系数
equivalent length method 当量长度法
In chapter 4, the equivalent length measurement systems, the IG-541 extinguishing laboratory and its corresponding data acquisition system are established. The details of the layout of pipelines, the experiment program, the hardware and software design of acquisition system are elaborated.
第四章为当量长度测量实验系统和IG541系统灭火实验室及相应数据采集系统的建立过程，详细介绍了实验室的管网布局及实验方案，采集系统的硬件、软件设计。
参考来源 - IG541气体灭火系统设计计算研究及软件开发·2,447,543篇论文数据，部分数据来源于NoteExpress
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。
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