查询词典 gas welder

A cubage is studied in this model considering the leakage of the gas and the heat exchange between the gas and the water.

该模型以一个齿间容积为研究对象，全面的考虑各泄漏通道损失、水气混合物的热交换。

Had determined the rubber aerocyst model and the material"s parameter, analyzed the change of the curtain line geometry characteristic during the operation process of air spring with the mechanics performance change as well as gas solid coupling between the gas unit and the rubber aerocyst wall with the non-linear finite element analysis.despite of the influence The rubber piles did to landscape orientation rigidity and the perpendicular rigidity, more importantly, it could temporarily support the vehicle"s body when the spring capsule leaks air or bursts, enable the vehicle has a good traffic safety, this article has also carried on the detailed analysis about it.

橡胶堆除了对垂向刚度和横向刚度有影响外，更重要的是，当空气弹簧胶囊漏气或破裂的时候，可以暂时地起支撑车体的作用，使行车安全有了保障，本文对此也进行了详细的分析。

Some solutions to the problem are: cutting down on the number of cars, keeping your car in good shape, do not over fill the gas tank and always use clean gas.

解决这个问题的一些方法包括：减少私家车的数量、保持汽车状态良好、不要填填满油箱，以及使用清洁的天然气。

Cyclopentane is low-pressure material, and can adjust formation temperature and pressure of HFC-134a etc. gas hydrates. At the first time, we have measured equilibrium data of HFC-134a and HFC-152a gas hydrates below ice point, and equilibrium data of cyclopentane hydrate have been obtained(see Fig.1 and 2, respectively).

环戊烷是低压工质，可以调节HFC-134a等气体水合物的形成温度和压力等，我们在国际上首次对HFC-134a、HFC-152a水合物的冰点以下的相平衡及环戊烷水合物的相平衡进行了系统的测试，见图1和图2。

The results of the TEM showed the same respiration epithelium in the inside gill and the gill filament, it is flat, the cytoplast of the epithelium contained of the rough endoplasmic reticulum, vacuole and mitochondrion in rich; the blood-gas barrier is formed of the monolayer epithelium, the endothelial cell and the basilar membrane between the both, following the development the blood-gas barrier attenuate gradually.

电镜结果表明花背蟾蜍外鳃与内鳃具有相同的呼吸上皮，为扁平状，上皮细胞质中富含粗面内质网及空泡和线粒体；气血屏障由由单层上皮细胞，内皮细胞以及二者之间的基底膜构成，随着个体的发育，气血屏障逐渐变薄。

The sandstone with abundant dawsonite can be used to study the genetic relationship between the authigenic minerals caused by injected CO2 gas and original CO2 in Gudian carbonate dioxide gas field of Songliao Basin.

松辽盆地孤店二氧化碳气田储集砂岩中含有大量片钠铝石，根据其特征可以查明注入CO2气形成的自生矿物与CO2成因之间的联系。

Ir expounds the biothermocatalytic transitional zone gas is a special gas formation stage in continuous evolutionary sequence of organic matter, whose exogenic force is temperture and catalysis of clay minerals, at the same time, having decarbxylation, deamination and so on.

论述了过渡带气不受生油成熟门限的限制，它是有机质连续演化序列中的一个特殊成气阶段，其主要的外生营力是温度和粘土矿物催化作用，同时，还有脱羧、脱氨、脱基团作用和芳环的缩聚作用等多途径多方式成烃模式。

The process that gas desorbs from coal containing gas is a process of decalescence during which the coal temperature comes down gradually.

含瓦斯煤体在破裂过程中产生热效应，而且随着裂纹的扩展在裂尖区会产生附加温度场。

The decarbonization gas prepared by shift reaction and decarbonization of coal gas has low H/C ratio.

煤气经变换、脱碳后作为新鲜气生产甲醇，气体中氢碳比偏低。

Radon gas is a natural, chemically inert gas that is a natural decay product of uranium.

氡气是一种天然、化学惰性气体衰变产物，是一种天然铀。

I was up all night because I was in pain, she said.

我整夜，因为我在疼痛，她说。

A crow caws /craoks.

乌鸦叫。 51-论文网