The value of this vector in some special cases has been derived.

并求出此矢量在一些情况下的值。

youdao

Only in some special cases the cavitation mechanism could be used under control.

而在另外一些情况下，则可有控制地利用空化机制。

youdao

Some people say that pets can bring us happiness and help us in some special cases.

一些人认为在家养宠物可以带给我们快乐，并且在某些特殊情况下可以帮助我们。

youdao

Yet technology can have special importance in some cases.

VOA: special.2009.12.17

Enterprise does a special insurance check to make sure a customer's policy transfers over, though in some cases credit cards also provide rental-car insurance.

WSJ: The Rise of the Rent-a-Porsche