英语语法分析

If the actual value of endotoxin in plasma would be measured, both the spiked and unspiked samples should be used.

如果要测量血浆中内毒素的实际值，则应同时使用加标样品和未加标样品。

Therefore, if the actual value of endotoxin in plasma would be measured, both the"spiked" and unspiked samples should be used.

在未能全部解决这一难题前，应对各个样品另加已知量的内毒素求其检出率，再行换算，才能获得血浆内真正的内毒素值。