Which do you think is ________, health or wealth？

_______________will not continue if an ongoing operation is changed or deletedA、

钢结构出现疲劳断裂时，破坏截面上的应力低于钢材的____________强度。

应力集中将会导致构件发生_________破坏

29．__________ when you are on the bus or bike．

Which do you think is _________________important, health or wealth?

And they can ______their passports______，making leaving or “escaping” virtually impossible.

钢结构出现疲劳断裂时，破坏截面上的应力低于钢材的____________强度。

Duty is an act or a course of action that people __________you to take by social customs, law or religion.

在相关范围内，由于产量的变化，将会导致__________。

构件具有足够的抵抗破坏的能力，我们就说构件具有足够的________。

易于替换的结构构件的设计使用年限为________。