英语翻译A jet of water from a 25mm diameter nozzle is directed vertically upward.Assuming that the jet remains circular and neglecting any loss of energy,what will be the diameter of the jet at a point 4.5m above the nozzle if the velocity with w

英语翻译 帮个忙啊A water jet cutter, also known as a waterjet,[1] is a tool capable of slicing into metal or other materials using a jet of water at high velocity and pressure, or a mixture of water and an abrasive substance. The process is e 英语翻译A jet of water from a 25mm diameter nozzle is directed vertically upward.Assuming that the jet remains circular and neglecting any loss of energy,what will be the diameter of the jet at a point 4.5m above the nozzle if the velocity with w The key to good water jet performance lies in producing a fine jet of water under high pressure that can cut materials precisely.请问这里的key怎样翻译比较好?最好能帮忙翻译整句话,water jet在这里是指水切割.fine在这里怎 英语翻译Weaving machines are classified into four groups according to their weft inser¬tion systems; shuttle,projectile,rapier and jet (i.e.air and water jet) looms.Of these groups,the shuttle and projectile weft insertion systems have reache 英语翻译of water. 英语翻译A mathematical problem which,under the help of large water jet ah thank you thank you!6 from 4 volunteers were chosen to engage in translation,guided tours,guide,Procter & Gamble.Teachers 5 different 2 A and B were not engaged in the tran 英语翻译A jet lagged dreamer just back from a trying family get-together where,between forkful of lasagna and lapful of coffee cake crumbs 英语翻译presence of a water spirit,求翻译 is it a jet? 英语翻译The influence of inlet flow condition on the frequency of self-excited jet precession. 英语翻译amount of amount of water right amount of water 英语翻译原题是英文 中文是个人翻译,不标准 所以附上英文原版.1.How long would it take a jet travelling at Mach 1.8 to fly a distance of 10500 km?The air temperature at this elevation is -40°F (about -4.444°C).1.一架喷射 英语翻译干式单流水表 翻译英文旋翼式水表 翻译英文Single Jet Vane Wheel Dry Dial Water Meter 翻译成中文Single Jet Dry Dial Plastic Water Meter翻译成中文Multi Jet Dry Dial Plastic Water Meter翻译成中文液封式水 英语翻译Boy,7,killed by Ejection From Cockpit of Navy Jet 英语翻译4、a packet of 5、a box of 6、a kilo of 7、a cup of 8、a glass of 9、a pair of 10、a tin of 11、a bar of 12、a loaf of a、（）rice b、（）paper c、（）milk d、（）water e、（）shoes f、（）coke g、（）butter jet jet a little of water 还是 a bit of water 为什么?