a mass spectrometer that produces a graphical representation of the mass spectrum
例句与用法
1.
In the mass spectrograph the ions are focused onto a photographic plate . 在质谱仪中，离子聚焦在感光板上。
2.
Single - focusing mass spectrograph 单聚焦质谱仪
3.
Female mice serum and vaginal secretion antibodies , their fertility and the pathological changes were determined . on the other hand , the effects of the anti - serum against synthetic peptide on the sperm - egg interaction during ivf and the location of p3 peptide in sperm were watched . the main results and conclusions were as follows : 1 ) the new antigen p3 peptide which harvested from the 430a peptide synthesizer were verified by the mass spectrograph and hplc , that the ratio of mass / charge of the synthetic peptide was equal to the molecular weight in theory and its purity was above 95 % 本研究的主要结果和结论如下：一、经抗原分子设计，在430a自动肽合成仪上合成的新抗原p3 ，经质谱仪分析证明其荷质比与理论一致；纯化后，其纯度大于95 ；将新抗原与klh偶连后免疫小鼠，经westernblot证实其诱导的特异性抗体可识别小鼠、大鼠、人睾丸组织中分子量约为22kd和55kd左右的蛋白质。
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