如果使用正确制备的样品，该方法在实验室条件下是可靠的。

This method can be reliably performed in the laboratory if properly prepared sample, s are used.

youdao

如果使用正确制备的样品，该方法在实验室条件下是可靠的。

This method can be reliably performed in the laboratory if properly prepared sample, s are used.

youdao