英语语法分析

Analyte stability should be determined after three freeze and thaw cycles.

分析物稳定性应在三个冻存-解冻周期后测定。

The minimum concentration at which the analyte can reliably be detected is established.

这样就确立了能够可靠检测的待分析物的最低浓度。

The minimum concentration at which the analyte can reliably be quantified is established.

这样就确立了能够可靠地定量待分析物的最低浓度。