mass spectrometer analysis 质谱分析
melting spectrometer analysis 熔炼光谱分析
tandem mass spectrometer analysis 串联质谱
quadrupole mass spectrometer analysis 四极质谱分析
neutron activation analysis spectrometer 中子活化分析能谱仪
micro analysis mass spectrometer 微量分析质谱计
It is necessary to solve openning-tube sampling problem for the mass-spectrometer analysis of residual gases in sealed vacuum devices.
密封真空器件内残气的质谱分析，必须解决开管取样技术问题。
The fibres were replaced at regular intervals over the course of seven days and taken away for analysis by a device called a gas chromatograph-mass spectrometer.
在七天的实验里，每隔一定时间就要更换一次纤维，然后用一种叫做气相色谱质谱联用仪的装置提取以供分析。
Quadrupole mass spectrometer can be used in measuring pressure of dividing and analysis composition of material.
四极质谱计在真空技术中可用来测量分压强，从事物质成分的分析。
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