英语人>网络例句>shrinkage cavity 相关的网络例句
shrinkage cavity相关的网络例句

查询词典 shrinkage cavity

与 shrinkage cavity 相关的网络例句 [注:此内容来源于网络,仅供参考]

In recent years, with the advanced requirements for speedup and heavy load from rail transport, the advanced requirements for the property of supporting pedestal have been proposed. The inherent defectivenesses which include the low mechanical property, low fatigue ductility and low shock resistance of cast-steel product, and the avoidless gas cavity, shrinkage porosity, inclusion, crack, etc in cast-steel product, existed in the product of Cast-steel supporting pedestal, have threatened the high speed and safe running of railroad.

近年来,随着铁路运输对重载、高速要求的提高,对关键部件支撑座的性能要求也在提高,铸钢支撑座产品存在的固有缺陷(铸钢件本身的机械性能、疲劳韧性、抗冲击性能都不高,铸件产品无法避免地存在气孔、缩松、夹杂、裂纹等)对铁路高速安全运行已构成威胁。

第2/2页 首页 < 1 2
推荐网络例句

Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.

Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。

I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.

我来只是现在,'歼灭战perfuming自己与胡努特,那麼,他来到和SAT 。

The shamrock is the symbol of Ireland and of St.

三叶草是爱尔兰和圣特里克节的标志同时它的寓意是带来幸运。3片心形叶子围绕着一根断茎,深绿色。