英语翻译a vacuum formed plastic shell 这个词指的是箱包底板的材质,但是不知道这个是指的什么塑料,EVA还是一体成型的,或者其他的?不知是否有哪位曾接触到过同样的句子或者材料.

A PERFECT VACUUM怎么样 英语翻译a vacuum formed plastic shell 这个词指的是箱包底板的材质,但是不知道这个是指的什么塑料,EVA还是一体成型的,或者其他的?不知是否有哪位曾接触到过同样的句子或者材料. Nature abhors a vacuum是什么意思 英语翻译dreamed of angrily bashing her husband over the head with a vacuum cleaner. 英语翻译A sigma is formed when there is end-on overlap of atomic orbitals.A pi is formed when there is sideways overlap of atomic orbitals. 英语翻译For today's youngsters digital technology is no more frightening than a VCR or a vacuum cleaner. 英语翻译pig puller,sow vacuum lift是怎么翻译呢 英语翻译我现在在填写学校的housing preference form,里面有一栏是room environment,下面有一个选项是what's a vacuum?, 英语翻译ENGINEERING MATERIAL SPECIFICATION PERFORMANCE,HEADLINING,FORMED WSS-M15P27-F 1.SCOPE The material defined by this specification is fully finished,unitized formed headlining assembly consisting of a face material and substrate layers.2.AP 英语翻译Vacuum/Pressure Retention是一种检漏方法,测量包装顶空真空或压力的,正确的中文翻译是什么?原文8.15 Vacuum/Pressure RetentionDescription:Vacuum/pressure retention tests consist of directly measuring the vacuum or The vacuum cleaner has a unique 600-watt motor that provides the same suction as a full-size vacuum 关于真空泵Vacuum cleaningThe vacuum cleaning system will be equipped with a mobile cleaner,vacuum tubes collectors along each elevated conveyor, flexible tubesconnections, vacuum flexible tubes and suction pipes as well as suctionand treatment i vacuum 是 vacuum是什么意思 英语翻译Trays serve components and submounts to the pick-up tools.The pick-up process is supported by vision recognition.Tools hold the components by vacuum and transport them mainly to a chuck on the assembly unit.Vacuum level sensors detect if 英语翻译Early in the century,a pump hadcome into use in which expanding steam raised a piston in a cylinder,andatmospheric pressure brought it down again when the steam condensed inside thecylinder to form a vacuum． 英语翻译The light elements were formed by nuclear reaction in stars formed from primeval hydrogen and helium这里的 “in 英语翻译A maid makes the bed and cleans up the rooms at a hotel,he brings new sheets and change the dirty ones.After he makes the bed,he will clan up the room with a vacuum cleaner.