通常选用姿态优美,叶小常绿,生长不旺,寿命很长,适应性强的植物。
Usually choose a beautiful gesture, leaves small evergreen, anemic growth, long service life, strong adaptability of plants.
用多叶箔片轴承取代火箭发动机涡轮泵上的滚珠轴承具有工作寿命长、工作转速高、能量损失小等重要优点。
Multileaf foil bearing, instead of ball bearing of turbo-pump in rocket engine, has many important advantages including long life, high speed and low energy loss.
叶片速度下降将使法叶柔软,但叶片寿命也会减少。
Decreasing blade speed will make the blade act softer, but blade life will also decrease.
同时,依据共振疲劳损伤寿命理论确定叶冠的最佳间隙值,来增加使用寿命。
According to the resonant fatigue-damage life theory, the optimum clearance between neighboring shrouds is determined to increase the service life.
借助于脉冲波形的傅里叶级数分解,研究了一般交流应力条件下金属化电迁移的影响因素,建立了一般交流应力条件下金属铝膜电迁移寿命模型。
Metal Aluminium film EM in general AC stress has been researched with Fourier decomposition, developing a Metal Aluminium film EM life model under in general AC stress.
以瓜尔豆胶、卡拉胶、分子蒸馏单甘酯、乙醇、水、杀菌剂和防腐剂配制的涂膜保鲜剂,处理毛叶枣果实可延长其货架寿命。
The results indicated that the compound coating agents are better than the single coating agents for the shelf life of ber.
陶土百叶片具有丰富的色彩、良好的隔热性能,并且使用寿命长,价格低廉。
The pottery clay Louvre blades has abundant colors, excellent heat insulation property, long service life, and low price.
针对涡轮叶片的热冲击疲劳寿命实验,提出了一种新的对比实验方案和措施:将实验叶片和参照叶片组合在同一组试验叶栅上,并且在试验过程中定期对调两种叶片的安装位置。
A new comparative test approach is provided for the thermal fatigue life experiments of turbine blade under thermal shock. The tested blades and reference blades were mounted in a common vane cascade.
本发明的百叶窗盖开启角度大、寿命长、成本低。
The shutter cover provided by the invention has large opening Angle, long service life and low cost.
贝叶斯推理的模型和广义线性模型,加速寿命故障模式,Cox回归模型和分段指数模型。
Bayesian modeling and inference for generalized linear models, accelerated life failure models, Cox regression models and piecewise exponential models.
贝叶斯推理的模型和广义线性模型,加速寿命故障模式,Cox回归模型和分段指数模型。
Bayesian modeling and inference for generalized linear models, accelerated life failure models, Cox regression models and piecewise exponential models.
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