查询词典 nozzle

The two feasible engineering application curves are given which curve pc*=f1,optimum combustion chamber Pc* versus nozzle expansion ratio ε and curve ε*= f2, optimumnozzle expansion ratio ε versus combustion chamber pressure Pc resoved by iteration method.

用迭代法求解，给出了两条工程上行之有效的曲线──最佳燃烧室工作任强随喷管膨胀比ε的变化曲线和最佳喷管膨胀比ε*随燃烧室工作压强pc的变化曲线。

It was found by water modeling study that there are mainly three types of mold powder entrapment in slab continuous casting, i. e., the entrapment caused by the shearing flow near the narrow face of the mold, the entrapment caused by vortexes in regions around the submerged entry nozzle and the entrapment caused by the disturbing action of the Ar bubbles on the interface between liquid steel and mold powder.

对板坯连铸结晶器保护渣卷渣进行的水力学模拟研究结果表明，主要有三种类型的卷渣，即窄边附近的剪切卷渣、浸入式水口附近的旋涡卷渣和水口吹入的氢气泡上浮冲击钢渣界面引起的卷渣。

Nozzle hole face a pit, to be replaced.

喷嘴孔端面有凹坑，需要更换。

Just when the temperature feals to hot for your hand, turn of the steam while the nozzle is still under the surface.

当你的手觉得温度有些热时，保持喷嘴在液面下面，关闭蒸汽。

This paper narrates the usage and maintenance of semi-automatic CO2 welding torch with feed push-wire,including the distance between nozzle and workpiece,wire feed cables of torch,using same size tip with wire,correct usage of soft wire feed tube,bending angle of gooseneck ,installation and uninstallation of gooseneck and inner soft wire feed tube.

对推丝式半自动CO2气体保护焊焊枪的使用与维护进行了详细的叙述，包括：喷嘴至工件间的距离大小，焊枪的送丝电缆，使用与焊丝尺寸一致的导电嘴，送丝软管的正确使用，鹅颈的旋转角度、装卸方法以及内送丝软管的装卸方法等。

Another rotary nozzle and the decline and refraction; Series faster then plastic pipe fittings; filter series products; absorption of fat, and fertilizer tank products; all kinds of specifications models of anti-aging PVC, PE pipe and fittings and so on.

另有旋转式和和折射式微喷头；系列快接塑料管件；过滤器系列产品；吸肥器、施肥罐系列产品；各种规格型号的抗老化PVC、PE管材及配件等。

This thesis focus on the research and development of water mist fire extinguishing system and its key component of swirl nozzle for the purpose of improving domestic development of the high-pressure water mist fire extinguishing technology.

因此本文对高压细水雾灭火技术及其关键元件离心式喷嘴的研究，对推动该技术在我国的发展和应用具有重要的意义。

Examine test report of the electric fire nozzle from sorts of plant inspection.

检查电动消防水炮的各种工厂检验实验报告。

It specializes in producing all kinds of shafts, Teflon shafts, Needle Valve, carburetor float, Nozzle, carburetor repair kits and piston of auto and motorcycle parts.

专业生产各种风门轴、节气门轴、特氟龙轴、油针、喷咀、浮子总成、比例阀柱塞、感载阀柱塞等汽、摩化油器及油锯化油器配件包等多种产品。

Fidelity Precision tungsten steel main products: tungsten steel punch, tungsten steel liner sets, forming punch, flat thimble, precision rod, tungsten steel book strip, inserts, tungsten carbide drawing die, shrink tube mold, Jian Kou mold, fire nozzle, tungsten steel knife, tungsten steel blank, tungsten steel box, and other precision parts.

富达精密钨钢主要产品：钨钢冲头、钨钢衬套、成型冲头、扁顶针、精密圆棒、钨钢簿长条、镶件、钨钢拉深模、缩管模、剪口模、射咀、钨钢刀、钨钢毛坯、钨钢方块等精密配件。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。