in vacuo

The electromagnetism in vacuo and Lie algebra of the Lorentz group

真空中的电磁场与洛仑兹群的李代数

The two components decreased by 20.2%, 45.6%, respectively, after drying in vacuo, and they were not observed after drying under atmospheric pressure.

减压干燥后两个化合物分别减少了20.2%和45.6%，常压干燥后，两个化合物均检测不到。

Effect of Heating in Vacuo and CO Adsorption on the Copper Valence of CuO/ γ-Al_2O_3

抽空和CO吸附温度对CuO／γ－Al2O3中铜价态的影响

Remember, I'm taking this sentence in vacuo, as it were.

记住，我现在将此句子之余真空之中，因为根本没有语境不是吗？

The soldering qualities of radiating fin are increased by adding Mg spalls in vacuo soldering furnace.

通过跟踪试验,在真空钎焊炉内加入镁屑,解决了质量问题,提高了散热片的钎焊成品率.

The mixture is then distilled in vacuo.

然后将混合物进行真空蒸馏。

Al-Cu eutectic brazing metal based on the pure aluminium substrate is welded in vacuo.

制备了Al-Cu共晶合金钎料，以纯铝棒料为基体采用对接接头进行了真空钎焊。