sample injection

• 注射试样,进样

sample injection的用法和样例：

例句

1. However, this is more difficult to effect reproducibly with manual injection.
   无论如何，手动进样的再现性总是很难控制的。
2. Poor injection technique is also iden tified as a cause of retention time variability.
   进样技术的问题也会影响保留时间的变化，通常这个问题更多的出现在手工进样中。