“ultrahigh vacuum”的概念、定义、翻译、参考文献-科学参考

单词	ultrahigh vacuum
释义	ultrahigh vacuum [¦ǝl·trǝ`hī `vak·yǝm] ^PHYSICS A vacuum in which the pressure is of the order of 10^-10 millimeter of mercury or less.
随便看	birth control birth-death process birth defect birthmark birth process birth rate bis- bischofite biscuit biscuit cutter bise bisection algorithm bisector bisectrix biserial biserial correlation coefficient biserrate bisexual Bishop's ring bisilicate bismanol bismite bismuth bismuth alloy bismuthate

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