大家在查： Autobahn 基隆此路不通显赫声名 Niagara Falls 吻了蜗轮蜗杆福安市 overturns 它自身

乙炔

na.acetylene; ethyne
网络Ethyne; ethine; acetylene gas

乙炔

英-汉网络释义

乙炔

acetylene

乙字的解释---在线新华字典 ... 乙醛〖 aldehyde;acetaldehyde〗乙炔〖 ethyne;acetylene〗乙酸〖 aceticacid〗 ...

Ethyne

乙字的解释---在线新华字典 ... 乙醛〖 aldehyde;acetaldehyde〗乙炔〖 ethyne;acetylene〗乙酸〖 aceticacid〗 ...

ethine

航海及海运专业词汇英语翻译(E) ... ether 醚 ethine 乙炔 ethyl acetate 醋酸乙酯 ...

acetylene gas

工程英语----海洋工程 - 豆丁网 ... air-hose 风带 acetylene gas 乙炔 aircraft obstruction beacon 航空障碍灯 ...

ethinyl

医药行业专业英语词汇(非常有用) - 豆丁网 ... estr- 雌 ethinyl- 乙炔（基） ethoxyl- 乙氧（基） ...

ACET

石油词汇英语翻译(AB) ... acescent 微酸的 ACET 乙炔 Acetabularia 伞藻属 ...

Acetylene Plant

工业用品/机械买家(28) ... 相关买家: 乙炔; Acetylene Plant; 相关买家: 平衡器; Portable Pocket Balance; ...

Ethynyl

...部点击鼠标，画出苯结构。 2.从化学基团表中选择乙炔(Ethynyl) ，点击箭头所指的原子，将其连接在苯环上。 3.选择快速模 …

例句：

But since no probe has directly sampled them , no one knows how much acetylene they might contain .

但是由于没有确凿证据，没有人知道它们包含多少乙炔。

Cuprous acetylide takes the form of a russet or reddish-brown powder , insoluble in water and in the majority of organic solvents .

乙炔亚铜是黄褐色的红棕色的粉末，不溶于水和大多数有机溶剂。

But in that case , too, a catalyst would be needed to boost reaction rates enough to account for the dearth of acetylene .

但在那种情况下，也需要催化剂去加快足够的反应速度，以解释乙炔的缺失。

The hazards of higher alkynes held up in acetylene concentration system were presented .

介绍了乙炔装置提浓工号高级炔烃滞留系统的危害；

As one of bulk chemical materials , acetylene were widely used in commercial production of chemicals .

乙炔作为大宗化工基础原料，具有广泛的用途。

a mild pre-heating of the whole socket area is recommended . apply heat to parts to be joined . The preferred method is by oxyacetylene flame .

建议对整个管套区域进行适当的预热。建议采用乙炔火焰对连接部件进行加热。

The latter film appeared to consist of almost pure cis -polyacetylene .

后一种膜显现出几乎由纯的顺式聚乙炔组成。

Calcium carbide , from which he later obtains acetylene , first made by German chemist Friedrich Wohler.

德国化学家弗里德里希·维勒首次制备出碳化钙，随后他以此获得乙炔。

A schematic sketch of a welding torch and its gas supply is shown in Figure 6 . 2 .

一个焊枪和乙炔气和氧气供应示意图示意图见图 6 .

Base metal both sides of welding to be preheating by oxyacetylene Welding & Cutting torches baking method .

采用氧乙炔割炬烘焙方法对焊缝两边母材进行预热。

States the latent hazardness of such hydrocarbons as acetylene in air separator , and presents the preventive measures in normal production .

阐述乙炔以及碳氢化合物在空分装置中具有的潜在危险性，并提出在正常生产中的预防措施。

Said polymer composite can also contain a fine-dispersed acetylene carbon black in a quantity of 1 . 2 mass%.

所述聚合物复合物可以另外包括 1 到 2 重量 %的细乙炔炭黑。

The acetylene gas generated by calcium carbide can be applied to weld or cut metal materials.

同电石发生乙炔作金属切氰和焊接。

The test solution was injected into air acetylene flame to determine calcium and magnesium by standard addition method .

将试液喷入空气 -乙炔火焰，用标准加入法测定，测定结果与灰化法一致。

Experiments have shown there to be no harmful effects from chronic exposure to acetylene at high concentrations .

实验显示慢性接触高浓度乙炔没有有害影响。

热词推荐

大家在看

man , . you 's " after cum ? : - Facebook japan what Yeah then your 4th as of