switching procedure造句

例句与造句

1. volume switch procedures
   卷交换程序
2. testing of liquid petroleum hydrocarbons-determination of hydrocarbon types-part 1 : gas chromatographic analysis by column switching procedure
   液化矿物油碳氢化合物检验.碳氢化合物组测定.第1部分
3. testing of liquid petroleum hydrocarbons-analysis by gas chromatography-part 9 : determination of total aromatics and benzene by column switching procedure
   液态石油烃试验.气相色谱分析法.第9部分:采用柱转换
4. It's difficult to find switching procedure in a sentence. 用switching procedure造句挺难的