查询词典 cavity

The flow field of cavity with fuel supply injection located at the forebody and afterbody in trapped vortex combustor was studied using particle image velocimetry testing technology.

采用PIV技术，对凹腔供油位置不同时凹腔内的冷态流场进行对比研究。

The company introduces the overseas equipment's new technology unceasingly, the development produces the automatic sand which, mechanic Taiwan, dentistry multi-purpose powder dust catcher dentistry mechanical devices and so on mechanic dresser, agar-agar heater, agar-agar mixer compares favorably with the overseas similar products, the company present has become one of oral cavity most influential enterprises.

公司不断引进国外设备的新技术，开发生产出与国外同类产品相媲美的自动喷砂机、技工台、牙科多功能粉末集尘器技工打磨机、琼脂加热器、琼脂搅拌机等牙科机械设备，公司目前已成为口腔界最具影响力的企业之一。

In 1 week after end of treatment,all were sacrificed by air embolism,and the knee joint cavity was exposed.

治疗结束1周后，分别空气栓塞处死，显露膝关节腔。

After the air after a gap is formed by two large sealed gear cavity.

气流经过间隙之后，是两密封齿形成的较大空腔。

The block obstructing passage of air could be in the nasal cavity as well.

该区块阻挠通过空气可以在鼻腔以及。

It can block the passage of the air stream out of the mouth and let it go through the nasal cavity.

它可阻碍通过气流的口腔和让它通过鼻腔。

There is obvious rotary movement of air in valve cavity.

气体在气阀腔内已有明显的旋流运动。

The tape was of fine adhesion and airtightness,suitable for use in sealing cavity-glass.

采用丁基橡胶研制了用于中空玻璃密封的胶条，研究了主体树脂的品种、增黏剂、改性剂、填料的类型及用量对材料性能的影响。

And it is proved that inoculation via yolk sac is more effective than via allantoid cavity for the isolation of ARV.

结果成功分离到4株广西地方毒株；经对比发现，以卵黄囊接种的途径进行ARV的分离效果较好。

The object of projectile design is analyzed, and the layer-TOPSIS method is provided for the evaluation of total effectiveness by taking the layer concept into the TOPSIS method. In the calculation of object weights, the grade calculation method is suggested, which has less dependence on the subjectivity of decision-maker and can take account of both sensitivity and allowableness of objects, the geometric-arithmetic method is provided for grade weight calculation and methods for sensitive weight and allowable weight are given. Of modes in system analyzing, the penetration model of target with spherical-fragment is carried out based on the theory of Dynamic Spherical Cavity Expansion, and it is a supplement of the models for calculation the damage of the fragmentation warhead to target.

对弹丸设计进行了目标分析；通过在TOPSIS方法中引入层次结构的概念，提出了适用于弹丸总体效能评价的层次TOPSIS评价方法；在指标权重计算中，提出了对决策者主观依赖较少的能反映指标的敏感性和相容性的分级权重计算方法；在分级权重计算中，分别给出了等比-等差权值计算方法和敏感-相容权值计算方法；在系统分析的模型中，对破片战斗部的威力计算中的模型进行了补充，在空穴膨胀理论的基础上提出了球形破片侵彻有限厚靶板的侵彻计算模型。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。