Many domestic production units have been using static test method as structural mechanics performance test of derrick from the past till these days.

过去乃至目前，对石油井架的结构力学特性试验，国内许多用户仍普遍采用静力试验方法。

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Now static test method to evaluate the structural nature of old bridges is very popular.

目前，对旧桥结构性能进行评估以静载试验法最为常用。

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Now static test method to evaluate the structural nature of old bridges is very popular.

目前，对旧桥结构性能进行评估以静载试验法最为常用。

youdao