butane造句_butane例句_butane用法_V5词典

1. Buying a new butane soldering torch was a challenge.: 购买一台新丁烷焊炬是一个挑战。

2. Propane and butane can be stored and transported as a mixture or separately.: 丙烷与丁烷可作为混合物储存和运输，也可分开储存运输。

3. Liquefied petroleum gases, such as propane and butane, have not been included As they are too numerous to mention.: 由于它们数量众多，无法一一提及，液化石油气体，如丙烷和丁烷没有包括在这里。

4. Hydrocarbon gases usually propane or butane kept under pressure.: 烃类气体，通常为储存于高压下的丙烷或丁烷。

5. Its main components include propane butane and butylene.: 主要成份是丙烷、丁烷、丁烯等。

6. Natural gas is composed of methane ethane propane and butane .: 天然气由甲烷、乙烷、丙烷和丁烷组成。

7. This lighter according to netizens is something that can only be found in modern times; they cite the blue base of the flame as something only produced by a butane lighter.: 网民认为这是一个只会出现在现代社会的打火机，理由是只有丁烷打火机才可能产生蓝色底部火焰。

8. Flammable non-flammable or poisonous such as butane propane aqualung cylinders lighter fuels or refills aerosols;: 易燃的，非易燃的或是有毒的，比如丁烷，丙烷，水中呼吸氧气筒，轻质燃料，气雾剂；

9. With cheap butyl diacid and chloroacetic acid as starting material, butane-tetracarboxylic acid (BTCA) was synthesized through rational synthesis route.: 采用廉价的丁二酸和氯乙酸为起始原料，选择合理的合成路线，合成了BTCA。

10. With cheap butyl diacid and chloroacetic acid as starting material, butane-tetracarboxylic acid (BTCA) was synthesized through rational synthesis route.: 采用廉价的丁二酸和氯乙酸为起始原料，选择合理的合成路线，合成了BTCA。

11. A flammable gaseous fraction of petroleum, consisting chiefly of butane.: 粗丁烷石油中易燃的气体部分，主要由丁烷组成

12. Either of two butyl alcohols derived from butane and used as solvents and in organic synthesis.: 丁醇由丁烷制得的两种丁醇的任何一种，用作溶剂和用于有机物的合成

13. Its main components include propane, butane and butylene.: 主要成份是丙烷、丁烷、丁烯等。

14. Butane cylinders for portable butane cooker: GB16692-1996便携式用丁烷气瓶

15. A hydrocarbon radical, C4H9, with the structure of butane and valence1.: 丁基一种碳氢化合的基团，C4H9，具有丁烷的结构，原子价为

16. Other feed stocks can include ethane, propane, butane, and light and heavy naphtha but are not commonly used.: 其它原材料包括乙烷、丙烷、丁烷以及一般不用的轻、重石脑油。

17. compressed butane: 压缩丁烷

18. For example, ??an be butane or isobutane.: 例如?煽梢允嵌⊥榛蛞於⊥椤?/UK>

19. Liquefied petroleum gases, such as propane and butane, have not been included as they are too numerous to mention.: 由于它们数量众多，无法一一提及，液化石油气体，如丙烷和丁烷没有包括在这里。

20. hydrocarbon gases, usually propane or butane, kept under pressure.: 烃类气体，通常为储存于高压下的丙烷或丁烷。

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