排

These vents purge air that may be in the water system.

这些排气阀将水系统中可能存在的气体排出去。

The cleaning of water-cooling tubes in power plants is always anonerous,complex and dangerous job for human beings.

火力发电站大型排管锅炉的水冷壁排管壁面清扫和检测一直是一项繁重、复杂和危险的体力劳动。

Based on heat transfer theory,the influence of air leakage into furnace and flue duct upon the exhaust gas temperature and exhaust gas loss have been studied and analysed.

对炉膛和烟道漏风对排烟温度及排烟损失的影响进行了分析和研究。

United States Foot valve main products are: butterfly valve, ball valve, globe valve, gate valve, check valve, regulating valve, pressure reducing valve, flame arrester, needle valves, control valves, discharge valve, breathing valves, mud valves, exhaust valves, filters, bottom valves, diaphragm valves, plug valves, plunger valves, thermal valves, water control valve, balance valve, trap, solenoid valve, safety valve, electric valves, pneumatic valves, power station valve, oilfield valves, forged steel valve, stainless steel valves, ceramic valves, anti-corrosion valves, bellows valves, ammonia valves used, food-specific valve, sanitary valves and other industrial-class on a common valve.

美国富特阀门主要产品有：蝶阀、球阀、截止阀、闸阀、止回阀、调节阀、减压阀、阻火器、针型阀、控制阀、放料阀、呼吸阀、排泥阀、排气阀、过滤器、底阀、隔膜阀、旋塞阀、柱塞阀、保温阀门、水利控制阀、平衡阀、疏水阀、电磁阀、安全阀、电动阀门、气动阀门、电站阀门、油田阀门、锻钢阀门、不锈钢阀门、陶瓷阀门、防腐阀门、波纹管阀门、氨用阀门、食品专用阀、卫生级阀门等工业上通用阀门。

Germany forint Valve Co., Ltd. mainly produces products are: butterfly valve, ball valve, globe valve, gate valve, check valve, regulating valve, pressure reducing valve, flame arrester, needle valves, control valves, leak valve, breathing valves, mud valves, exhaust valves, filters, bottom valves, diaphragm valves, plug valves, plunger valves, thermal valves, water control valve, balance valve, trap, solenoid valves, safety valves, electric valves, pneumatic valves, power station valves, oilfield valves, forged steel valve, stainless steel valves, ceramic valves, corrosion valves, high pressure valves, high temperature valves, chemical valves, steam valves, low pressure valves, ammonia valves used, food-specific valve, sanitary valves and other industrial-class general-purpose valve.

德国福林阀门有限公司主要生产产品有：蝶阀、球阀、截止阀、闸阀、止回阀、调节阀、减压阀、阻火器、针型阀、控制阀、放料阀、呼吸阀、排泥阀、排气阀、过滤器、底阀、隔膜阀、旋塞阀、柱塞阀、保温阀门、水利控制阀、平衡阀、疏水阀、电磁阀、安全阀、电动阀门、气动阀门、电站阀门、油田阀门、锻钢阀门、不锈钢阀门、陶瓷阀门、防腐阀门、高压阀门、高温阀门、化工阀门、蒸汽阀门、低压阀门、氨用阀门、食品专用阀、卫生级阀门等工业上通用的阀门。

Lever Ball Float Steam Traps are not subject to the greatest advantage of pressure, temperature, condensate water flow fluctuations, continuous drainage, water that is exclusive, the Butterfly Valves minimum undercooling of 0 ℃, heating equipment can achieve the best efficiency; Lever Ball Float Steam Traps seat total in the level below, the formation of water seal, no steam leakage; its minimum working pressure 0.01Mpa, the biggest back-pressure rate of ≤ 85%; house with an exhaust device, lever float steam trap uses the most advanced components as the automatic emptying of diaphragm valves, can automatically rule out non-condensing gas, very sensitive, high-quality work and long service life.

杠杆浮球式蒸汽疏水阀的最大优点是不受压力、温度、冷凝水流量波动的影响，连续排水，有水即排，最小过冷度为0℃，能使加热设备达到最佳工作效率；杠杆浮球式蒸汽疏水阀的阀座总处于液位以下，形成水封，无蒸汽泄漏；它的最低工作压力0.01Mpa，最大背压率≤85%；内部带有排气装置，杠杆浮球式蒸汽疏水阀采用最先进的膜盒元件做为自动排空气阀，能自动排除不凝结气体，非常灵敏，工作质量高，使用寿命长。

Trim and devein prawns. Wash and wipe. Divide into halves lenghwise along the back. Arrange on plate with the tails at the centre. sprinkle with pepper and 1/3 tsp of mung bean flour. Pour 1 tbsp of water. Cover with microwave-safe plastic wrap.

虾剪去须及脚﹐抽去肠﹐洗净抹乾水﹐从背部切开边成二片﹐排在碟上﹐虾头向碟边﹐洒下少许胡椒粉﹐把 1/3茶匙生粉平均洒在虾上﹐淋下一汤匙水﹐盖上微波炉用保鲜纸﹐留一孔让蒸气排出。

Seed metering device test bench is the key equipment for the device performance test.

排种器试验台是检测排种器性能的关键测试设备。

Physical models of fragment discharge process are established and the fragment discharge law is discussed by the rational simplification of parallel- cut blasting process in this paper.

通过对直眼掏槽爆破过程的合理简化，建立了排碴过程的物理模型，研究了排碴规律，并通过实例对其合理性进行了验证。

On the basis of analyzing the blastingcharacteristics of rock at bench top in multi-row bench blasting, this paper puts forward a calculation model, deducces an approximate formula for calcualtion of reasonable stem length for multi-row bench blasting, which can be as reference for blasting design.

在分析台阶多排孔爆破时台阶顶部岩石爆破特点的基础上，提出了多排孔台阶爆破堵塞长度计算模型，从而推导出计算合理堵塞长度的近似公式，可供爆破设计时参考。

I am accused of being overreligious," she said in her quiet, frank manner,"but that does not prevent me thinking the children very cruel who obstinately commit such suicide.""

客人们在卡罗利娜·埃凯家里，举止就文雅一些，因为卡罗利娜的母亲治家很严厉。

Designed by French fashion house Herm è s, this elegant uniform was manufactured in our home, Hong Kong, and was the first without a hat.

由著名品牌 Herm è s 设计，这件高贵的制服是香港本土制造，是我们第一套不配帽子的制服。