Inflammable liquid(in vapor state)in the vessel or bag was adsorbed on the PA(ester of polypropenoic acid)fibre through syringe needle of the SPME installation for 5-10 min.
将从火场残留物中所取得的样品置于密封的金属罐或塑料袋中,置于烘箱中在80℃加热20~30 min,在固体微萃取装置中用聚丙烯酸酯纤维通过针头将密封容器中的易燃液体(此时已成气态)吸附,吸附时间为5~10 min,然后将易燃液体从纤维上解吸并进样于气相色谱仪器中,按预定的条件进行气相色谱-质谱分析。
water insoluble flammable liquid
不溶于水的易燃液体
water miscible flammable liquid
与水混合的易燃液体
An aqueous solution of a nonvolatile substance.
溶液不易挥发物质的水溶液
Physical and chemical characteristic: Colorless transparent liquid, especial smell. Easy dissolve in alcohol, ether, acetone, etc. Not dissolve in water.
本品为无色至淡黄色油状透明液体,具有特殊的气味。不溶于水,易溶于醇、、酮等有机溶剂。
The dark purple powder color is soluble in water and solution of water and alcohol, but insoluble in oil and absolute alcohol.
产品为暗紫色粉末,易溶于水及乙醇水溶液,不溶于油脂、无水乙醇。
A nonflammable liquid, C3H2ClF5O, used as an anesthetic.
安氟醚一种不易燃的液体,C3H2ClF5O,用于麻醉剂
a colorless flammable liquid alkane derived from petroleum and used as a solvent.
一种无色、易燃烧的液体,从石油中提取,用作溶剂。
a fragrant colorless flammable volatile liquid ester made from ethanol and acetic acid; used in flavorings and perfumes and as a solvent for plastics.
一种无色芬芳易燃易挥发的液态酯,由乙醇和乙酸制成,用于调味品和香水中,亦作塑料溶剂。
"carbon tetrachloride:a poisonous, nonflammable, colorless liquid, CCl, used in fire extinguishers and as a dry-cleaning fluid."
四氯化碳:一种有毒、不易燃、无色的液体,CCI,用于灭火器并用作干洗液。
chemicals dissolved in an aqueous solution
溶于水溶液的化学药品.
A colorless, volatile flammable liquid, C6H5Cl, used to prepare phenol, DDT, and aniline and as a general solvent.
氯苯一种用于制造酚、DDT及苯胺和用作一种普通溶剂的无色易挥发的可燃液体,C6H5Cl
a toxic colorless flammable liquid (CS2); used in the manufacture of rayon and cellophane and carbon tetrachloride and as a solvent for rubber.
一种有毒无色易燃的液体(CS),用于制造人造丝、玻璃纸、四氯化碳及作为橡胶溶剂。
Its water solubility is not affected by electrolysis, while it is not soluble in alkaline solution.
对水的溶解性不受电解的影响,但不溶于碱性水溶液。
Many of them are not soluble in water and/or oils and therefore are difficult for the body to absorb.
其中大多数不溶于水或不溶于油,因此人体不容易吸收。
a slippery or viscous liquid or liquefiable substance not miscible with water.
一种滑或粘的液态或可溶解物质,与水不易混合。
A liquid fuel which easily evaporates and turns into vapour is called "volatile".
易于蒸发和变成气体的液体燃料叫作“挥发性”燃料。
a colorless toxic flammable liquid used in the synthesis of nylon.
一种无色有毒易燃的液体,用于合成尼龙。
separation of flammable and nonflammable gases
易燃气体和不易燃气体的隔离
CopyRight © 2020-2024 在线英语词典[www.yycidian.com]版权所有 All Rights Reserved. ICP备案号:浙ICP备2024103067号