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vacua n.vacuum 的復數。

The most successful had been the “space blanket“ of vacuum aluminised plastic film . 最成功的是真空鍍鋁塑料膜的“太空服。”

vacuity

A vacuum pump pulled the products of combustion through the pipe and exhausted them outside at the end of the run . 有一個真空泵把燃燒的產物推進管子,在管道行程的末端外面使這些產物徹底燒盡。

Uncontaminated water is normally used as seal water for vacuum pumps and for compressor cooling as well as for sanitary use . 未污染的水通常用作真空泵的密封水和壓縮機的冷卻水以及供保健用。

The advantage of vacuum oven is that lower drying temperatures are used which decrease the deterioration of the dry matter . 真空烘箱法的優點為采用較低的烘干溫度,從而減少干物質的變質。

He has lived in a vacuum for eighteen years, cloyed by the representative and unique longings of any youth . 他在真空中生活了十八年,膩味了年輕人那一套典型的、獨特的向往和追求。

A vacuum pump pulled the products of combustion through the pipe and exhausted them outside at the end of the run . 一真空泵把燃燒的產物推進管子,在管道行程的末端將其釋放掉。

The sludge is passed under a vacuum pump and allows the water to pass through a discharge or recirculation drain . 用真空泵除去污泥的固體含量而該泥水則經排水渠或回流渠排出。

The salt water is passed through a series of chambers which have progressively higher vacuums and lower temperatures . 咸水流過一系列真空程度逐漸增高,溫度逐漸降低的蒸餾室。

The statement should be qualified and should specify that all bodies fall at the same rate in a vacuum . 這個論述應加以限定,并修正如下:所有物體在真空中以相同速度降落。

He has lived in a vacuum for eighteen years, cloyed by the representative and unique longings of any youth . 他離群獨處生活了18年,膩味了年輕人那一套典型而獨特的追求。

The piston moves up and down in the piston chamber primarily in response to changes in intake manifold vacuum . 活塞主要因進氣歧管真空度的變化而在活塞腔內上下移動。

Our choice in 1972 was to help iran arm itself or to permit a perilous vacuum . 1972年我們面臨的抉擇是:要么幫助伊朗自己武裝起來,要么就得容忍一種危險的真空狀態。

Cupping is the method of applying a cup in which a partial vacuum is created over an acupoint for therapeutic purpose . 拔罐法是指使罐緊吸于穴位上進行治療的方法。

The surface energy of mica cleaved in vacuum is about ten times that of mica cleaved in air . 在真空中剖開的云母的表面能比在空氣中剖開的云母的表面能大十倍左右。

a vacuum of about 28″hg was applied to the mixer to remove entrapped air from the slurry. 混合器要配備一部28英寸的真空器,以便除去漿液中截留的空氣。

However, when the throttle is opened wide, the vacuum is lost and can no longer hold the diaphragm up . 然而節氣門開大時,真空就消失,并且不再向上吸住膜片。

He decided to do all he could to produce a still higher vacuum and find out what happened then . 他決心盡一切力量造成更高的真空度,看看會有什么景象發生。

Our assertion that the interstellar gas is definitely no vacuum would seem all the more paradoxical ! 我們堅持星際氣體決非真空的主張看來愈發荒謬可笑了!

When the engine is shut off, the intake manifold cools and a slight vacuum forms as a result . 這是因為當發動機熄火時,進氣歧管冷卻而產生輕微的真空。