The design of scale model is one of keys to insure that shaking table test can really reflect the dynamic characters of prototype.
模型相似设计是确保振动台试验能够尽可能真实地反映原型动力性状的关键之一。
Nanometer scale step standards are the keys for dimension transfer, and they are the important tools to evaluate and calibrate micro actuator and micro position devices such as piezoelectric scanner.
纳米级尺度实物标准是纳米尺寸传递体系中的关键环节，也是评价和校正压电驱动等微扫描微定位装置的重要工具。
The design of scale model similitude is one of keys to insure that simulation explosion test can really reflect the dynamic characters of prototype under impactive load due to exploding.
模型相似设计是确保模爆试验能够尽可能真实地反映原型爆炸冲击动力性状的关键之一。
Portable battery operated price computing scale with 15 preset price keys are some of the outstanding features of the TP-1 price computing scale.
便携式电池供电的计价电子秤项预15计价键，具有TP - 1计价天平的卓越特点。
Also the Suggestions are presented on expanded scale of small sized pa plant, technological control keys and proper process demands.
对小磷酸技改规模及生产工艺控制要点与适宜条件提出建议。
It is shown in engineering practice that the correct understanding and using of geological and mechanical model are the fundamental keys for the prevention of large-scale landslides.
实践结果表明，查明边坡(滑坡)变形破坏的地质力学模式是滑坡地质灾害防治的基础所在。
It is shown in engineering practice that the correct understanding and using of geological and mechanical model are the fundamental keys for the prevention of large-scale landslides.
实践结果表明，查明边坡(滑坡)变形破坏的地质力学模式是滑坡地质灾害防治的基础所在。
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