乙炔

Acetone is the solvent which will dissolve the acetylene gas charged into the cylinder.

它是溶剂，能够溶解充入钢瓶的乙炔气体。

The multi-layer wire mesh structure on the premixed gas of acetylene/air and propane/air explosion has been studied.

研究了多层丝网结构对乙炔/空气混合气体和丙烷/空气混合气体燃烧爆炸的抑制作用。

If possible, first stop the flow of acetylene gas by closing the valve and then cool all materials in the area below the ignition temperature.

如果可能的话，首先通过关闭阀门来切断乙炔气流，然后把现场的所有材料冷却到点燃温度以下。

DME can also replace the use of acetylene gas as a cutting, instead of using propane as a propellant agent.

二甲醚也可以代替乙炔作为切割气使用、代替丙烷作为抛射剂使用。

Nitrogenase activity of nitrogen-fixing bacteria was measured by acetylene reduction assay combined with gas chromatography.

运用乙炔还原法测定了固氮细菌的固氮酶活性，通过测定菌落周围产生的透明圈和混浊圈大小对磷细菌的溶磷活性进行比较，采用火焰分光光度计测定了钾细菌的解钾活性。

Calcium carbide residue is one kind of industry waste residue produced in the preparation of acetylene gas by the hydration of calcium carbide. If we take no treatment, it not only takes up land, but also causes the serious pollution to the environment.

电石渣是电石水化制取乙炔气体时产生的一种工业废渣，若不采取治理措施，不仅占用土地，而且对环境造成严重污染。

China Industrial Gases Association of Welding Committee Secretariat as the technical guidance of the industry's advanced model plant, is also the only company Jiaonan national standards in accordance with the design, construction, production of professional high purity dissolved acetylene gas manufacturers.

是中国工业气体协会焊割委员会秘书处担任技术指导的业内先进样板厂，也是胶南市唯一一家按照国家标准设计、建设、生产的专业高纯净溶解乙炔气体厂家。

In the present work, different shaped carbon nanotubes were produced by the general CVD and the template method at different temperature (600 ℃,700 ℃) with the reaction gas of acetylene.

以乙炔作为反应气，用化学气相沉积法和模板法在不同温度(60 0℃、70 0℃)下制备了不同形貌的碳纳米管，并采用TEM ，HRTEM ，SEM ，XRD ，Raman和充放电实验方法研究其形貌、结构和电化学嵌锂性能。

The team needs to cut through layers of solid steel and blowtorches are the only way to do it. The flame is 50 percent acetylene gas and 50 percent oxygen — the only mixture that burns hot enough to cut steel, 3,480 C to be exact.

工作团队要切开钢铁，唯一可行的方式是使用焊枪，火焰含有百分之五十乙炔和百分之五十氧气，这是唯一能燃烧到可切割钢铁的混合物，正确的温度是摄氏三千四百八十度。

Dehydration ; acetylene ; membrane gas separation ; hollow fiber membrane

脱湿；乙炔；气体膜分离；中空纤维膜

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。