查询词典 air passage

It is assumed that it is adiabatic compression during start-up process before the atmophere pressure in flow passage rise to relief pressure, the thermodynamic equation, momentum equation and rigid water hammer theroy have been applied for the analysis and calculation the variation law of air during this transient process.

假设流道内气体未达虹吸驼峰顶处真空破坏阀排气压力前的起动过渡过程处于绝热压缩状态，运用能量方程结合动量方程和刚性水击理论，计算分析出了流道中的气体压力在起动过渡过程中的变化规律。

During the passage of the air through the engine, aerodynamic and energy requirements demand changes in its velocity and pressure.

在空气流过发动机的过程中，从气动力和能量的要求来看需要空气的速度和压力发生变化。

Because it designs forced cooling inlet cavity between body bottom oil pan mounting face and air cylinder cooling water jacket, the present invention make connecting passage distance short, and is propitious to chilled water circulate, which has the advantage of compact conformation, good cooling effect, no-vapor loc, and is a new type structural horizontal type single-double cylinders diesel engine cooling inlet cavity.

本发明由于将巧妙地将强制冷却进水腔设计在机体下端油底壳安装面与气缸冷却水套之间位置，缩短了连接通道距离，有利于冷却水的循环，其具有结构紧凑，冷却效果好，无汽阻的优点，是一种新型结构的卧式单双缸柴油机冷却进水腔。

Air pressure differentials should be such that there is no flow of air between the work area and the external environment or risk of contamination of outer clothing worn outside the area; f an air lock system for the passage of equipment, which is constructed so that there is no flow of contaminated air between the work area and the external environment or risk of contamination of equipment within the lock.

f 设备的进出要有气闸系统，其结构要保证没有工作区和外界环境之间污染空气的流通，或气闸室里的设备没有被污染的风险。

The invention concerns a burner comprising a premix designed to produce a flammable air-fuel mixture, said burner including a vortex generator, wherein are provided two complementary burner shells forming a passage body, having each a first half-cone burner shell section (1) and delimiting together a turbulence chamber, widening in the axis in the form of a cone, as well as tangential air intake slots in the axial longitudinal direction of the cone.

描述了一种用于产生可点燃的燃料-空气混合物的预混燃烧器，该预混燃烧器具有涡流发生器，该涡流发生器设置了至少两个对穿流本体进行补充的燃烧器壳，所述燃烧器壳分别具有构造为分锥形状的第一燃烧器壳区段(1)并且共同限定着在轴向上按锥形方式扩展的涡流室并且限制着所述沿轴向的锥体纵向伸展方向相互相切的进气缝隙。

The result is a bubble wrap that is 100 times more resistant to the passage of air, giving it far greater air retention and longer cushioning power than traditional non-barrier bubble wrap, even under greater pressure.

结果是泡沫包装的100倍更耐空气通过，赋予它更大的空气保持和时间比传统的非缓冲力量，泡沫包装障碍甚至在更大的压力。

These are the only toxic air pollutants that were regulated prior to the passage of the 1990 Clean Air Act amendments.

这些是1900年空气净化行动修订文件种置于正文之前的能被规制的9种有毒物质。

Common type oil mist device in a state of fuel inlet, when plug 10 as long as the screw pine oil, the oil cup on the cavity c they pass the atmosphere, at the same time, enter the incoming compressed air will be cut-off valve spool 2 pressure in the cut-off valve seat 4 on, cut off the passage of compressed air into the c-cavity.

普通型油雾器能在进气状态下加油，这时只要拧松油塞10后，油杯上腔c便通大气，同时，输入进来的压缩空气将截止阀阀芯2压在截止阀座4上，切断压缩空气进入c腔的通道。

The results show that(1)the barrier and passage effects of longitudinal range-gorge break the law of zonal distribution of air temperature in Yunnan,the law of longitudinal distribution of air temperature is obvious and the spatial distribution is very zonally asymmetry;(2)under the effect .

结果表明：(1)纵向岭谷地形的"阻隔—通道"作用，使云南温度的纬向分布规律被破坏，经向分布规律比较明显，空间分布极不均匀；(2)纵向岭谷作用下云南热量地域分布差异显著，南部热量丰富，北部欠缺，西部比东部丰富，河谷地区热量最丰富，滇西北及山区热量最贫乏；(3)6、7月热量最丰沛，1月最为贫乏，春季热量好于秋季；(4)近30 a云南年平均气温有明显的上升趋势，存在明显的7 a、11 a、18 a周期振荡；(5)云南年平均气温具有大范围位相一致的变化趋势及东部冷与西部暖的变化类型。

Hypernym passage , musical passage(part-holonym) tune , melody , air , strain , melodic line , line , melodic phrase

至于节奏：创作要依照乐句的排列，而不是依照节拍器的机械重复。。。。

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％。