Static trials are necessary as methods of projection and estimation of airplanes for their endurance used in the machine construction are ideal and different from reality.

静力测试很必要，正如在制造时对于飞机的耐久度进行的计算和估计一样，但是理想状态与现实情况是有区别的。

youdao

His core competency includes estimation, requirements management, design, and construction of systems leveraging both IBM WebSphere and IBM Rational tools.

他的主要能力包括估算、需求管理、设计和系统构架，这涉及到使用IBM WebSphere和IBM Rational工具。

youdao

Safety analysis and control during construction require better estimation of live loads.

施工过程中的安全分析与控制要求对施工活荷载有较准确的估计。

youdao

The estimate for construction output is based on published data for the first two months of the quarter, and an estimation for the third month.

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