1) free methane
游离甲烷
1.
The cores of HD170 and HD196A were collected from Dongsha Area,South China Sea,and the analysis were carried on the concentration of free methane by headspace gases and of Cl~-、SO_4~(2-)、Ca~(2+)、Mg~(2+)and B~(3+) from pore water and on the compositions of~(86)Sr/~(87)Sr andδ~(11)B,respectively.
对东沙群岛海域HD170和HD196A两个站位,通过系统的顶空气和孔隙水离子取样测试,对柱状样沉积物和底层水中游离甲烷的含量和沉积物孔隙水的离子组成特征以及孔隙水的来源进行了分析。
2) free formaldehyde
游离甲醛
1.
The ginkgo-activated carbo absorbed the free formaldehyde in the UF resins;
银杏木炭降低脲醛树脂游离甲醛的研究
2.
The influence of NH_4Cl on curing speed of resol resins and free formaldehyde content;
氯化铵对酚醛甲阶树脂固化速率和游离甲醛含量的影响
3.
Study on the new method for removing free formaldehyde from urea-formaldehyde resin;
去除脲醛树脂中游离甲醛新方法研究
3) Free-formaldehyde
游离甲醛
1.
The results indicated that content of free-formaldehyde in the urea-formaldehyde resins synthesized by process Ⅰ (alkalescence-acidity-alkalescence) are much more than process Ⅱ(high acidity-acidity-alkalescence and low temperature),and the content of hydroxym.
对脲醛树脂的两种合成机理和两种合成工艺进行了探讨,并在大量实验的基础上对两种工艺做了比较,结果表明:工艺路线1(弱碱-弱酸-弱碱)合成的UF树脂中游离甲醛含量明显高于工艺路线2(强酸-弱酸-弱碱中低温)合成的树脂中游离甲醛含量;同时工艺路线1合成的UF树脂中的羟甲基含量高于用工艺路线2合成的UF树脂。
2.
The limited standards of free-formaldehyde in different products and the harms of formaldehyde on human body and the environment were analyzed.
分析了游离甲醛对人体和环境的危害以及不同产品的游离甲醛限量标准。
3.
The UF resin adhesive was modified by lignosulfonate; the main idea was to deduce the free-formaldehyde in adhesive.
采用加入木质素磺酸钠的方法改性脲醛树脂胶粘剂,以降低胶粘剂中游离甲醛为主要目的,主要研究了磺化木质素加入量对胶粘剂游离甲醛含量及拉伸强度的影响。
4) Free methyl alcohol
游离甲醇
5) formaldehyde
[英][fɔ:'mældɪhaɪd] [美][fɔr'mældə'haɪd]
游离甲醛
1.
Evaluation of uncertainty in textile material formaldehyde measurement;
纺织品游离甲醛含量测定不确定度评定
2.
Determination of Free Formaldehyde in Fibre Products by SPME GC/MS with PFBOA Derivatization;
固相微萃取-气相色谱-质谱法测定纤维制品中游离甲醛
3.
A novel route to decrease free formaldehyde content in urea-formaldehyde resin;
降低脲醛树脂中游离甲醛含量的一种新方法
6) methane dissociation
甲烷解离
补充资料：二苯甲烷及三苯甲烷
二苯甲烷及三苯甲烷
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条