| 1. | More research is needed to develop effective methods of removing volatile chemicals from waste streams without contributing to the problem of air pollution .
要注意多研究从废水中除去挥发性化学物质而又不引起空气污染的有效方法。 |
| 2. | Method b ? for non - volatile chemicals
方法b ：针对不挥发的化学试剂。 |
| 3. | Method a ? for volatile chemicals
方法a ：针对挥发性化学试剂。 |
| 4. | I volatile chemical constituents from traditional chinese medicine po chai pills i
中成药保济丸挥发性化学成分 |
| 5. | Determination of volatile chemical components of radix paeoniae rubra by gc - ms and help method
联用色谱和化学计量学方法分析赤芍挥发性成分 |
| 6. | Of the 196 volatile chemical compounds found in yerba mate , 144 are also found in tea
在马黛茶中已发现的196种挥发性的化合物中，有144种在茶叶中也可以找到。 |
| 7. | Carton paper should not put in any working environment with volatile chemical used , such as prints or gas . . . it will easily cause self - burnt on the carton paper later on
纸箱纸不应该和易挥发的化学品堆放在同一工作环境中,例如油漆或气体… …这类化学品在包装纸旁很容易引起自燃 |
| 8. | This is because there is a trade - off between the energy that plants spend on making the complex , volatile chemicals that attract women and insects alike , and that available for making and maintaining pretty - coloured petals
这是因为，植物合成挥发性复合物（这种复合物对女人和虫子有着同样的吸引力） ，与形成颜色迷人的花瓣并为之提供养料，两者所耗能量存有一种平衡关系。 |
| 9. | ( 7 ) analyzed volatile chemical composition of two kind of herbs with hs - spme " gc - ms . the results are satisfactory , proving that adopting self - spme apparatus can be succeed in enrichment of volatility composition and used in the microanalysis of the volatile matter
( 7 )用自制装置spme一一gc / ms分别对山奈和新鲜的剑麻鲜花香气成分进行了剖析，效果令人满意，说明采用自制的spme装置可成功地富集挥发性成分，可用于痕量挥发物的分析。 |
