如果她想和别人互换工作，我会很感兴趣的。If she ever fancies a job swap, I could be interested.他最大的革新在于使用了可互换的零件。His greatest innovation was the use of interchangeable parts.遗传工程师将某一生物的小段遗传物质调换到另一生物，或与其互换。Genetic engineers transpose or excha...
The water was reacting with the ferrous iron in the tank.水与水箱中的铁质产生化学反应.Nodules contain a mixture of ferrous and ferrous - oxy leghemoglobin.根瘤含有亚铁和亚铁一氧化豆血红蛋白的混合物.Ferrous metals , timber, and pulp seem to offer the main ...
These apertures restrict the amount of light that can reach the detector.这些光阑将会限制到达探测器的光线的总量.Note as well that the above considerations apply when all the apertures are illuminated completely coherently.还要注意,当所有的孔都以完全相干的...
Protons are nearly 2000 times as heavy as electrons.质子的质量几乎是电子的2,000倍。The neutrons and protons form the core of the atom.中子和质子构成了原子核.Electrons are negatively charged with electricity, protons are positively charged.电子是带负...