Excessive energy is also required to achieve appropriate pressures and vacuums.

還需要額外的能量來造成所需的壓力和真空.

辭典例句

My personal theory is that needs and desires create mental vacuums.

我個人的理論是,需求和欲望制造了思想真空.

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Both vacuums and pure oxygen conditions are unfavorable for survival.

無論是真空還是純氧環(huán)境,都不利于生存.

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Our product range contains upright vacuums , dry tank vacuums, wet tank vacuums and special products.

我們的產(chǎn)品包含直立真空, 真空干燥罐,真空濕坦克和特殊產(chǎn)品.

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