The influences of pre-stress in the cable-stayed structure on the performence of structure were discussed in detail.
本文详细论述了斜拉结构这种大跨度结构中的预应力对结构性能的影响。
参考来源 - 大跨度斜拉结构预应力静力效应分析Freeze-drying machine is the key equipment in the production process of sterile preparations. Its performence has a direct influence on the final product quality.
冷冻干燥机是无菌制剂生产过程中的关键设备，其性能的好坏直接决定了最终产品的质量，性能卓越的冷冻干燥机是产品质量的保证。
参考来源 - 药用冷冻干燥机未来需要解决的问题—《中国医药导报》—2008年第4期—龙源期刊网·2,447,543篇论文数据，部分数据来源于NoteExpress
On this purpose, the performence of free shrinkage of mortar and restrained shrinkage of concrete were studied.
为实现这一目的，作者研究了砂浆的自由收缩规律与混凝土的环形约束收缩规律。
The Performence of spirally indented heat exchanger tubes is compared with smooth tubes under experiment of sealing.
本文对滚压螺旋槽铜管在结垢工况下与光管进行了性能比较试验。
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