By placing certain mixtures of carbon and sand, or of carbon and clay, between the terminals of a powerful current, a material resembling diamonds, but harder, has been produced. 威廉·亨利·杜利特.世纪发明.
As is well known common salt mixed with pounded ice or snow lowers the temperature to a considerable degree, so there are other mixtures which will produce a still greater degree of cold. 威廉K.戴维.智者、化学家和伟大医生的秘密.
These primary qualities are extension and solidity, with their different mixtures and modifications; figure, motion, gravity, and cohesion. 戴维·休谟.人性论.
The brines and curing mixtures are prepared by trained men who do no other work but this. 佚名.神奇的知识之书.
Alloys, or mixtures of different metals, act in a similar manner, but in varying degrees. 佚名.神奇的知识之书.
And good fortune frequently contributes to all this, by discovering the effects that result from the different mixtures and combinations of bodies. 戴维·休谟.人性论.
Hence the early chemists made all possible mixtures of pitch, resin, naphtha, sulphur, saltpeter, etc. 佚名.神奇的知识之书.
He employs two different mixtures, one a feebly explosive mixture, and the other a strongly explosive mixture, used to operate on the piston and thus prolong the explosions. 威廉·亨利·杜利特.世纪发明.
Refrigerating salts and mixtures are used to produce cold artificially. 威廉K.戴维.智者、化学家和伟大医生的秘密.
Furnacemen object to more than a very small proportion of fine ore in their mixtures, particularly when the ore is magnetic, not easily reduced. 弗兰克·刘易斯·戴尔.爱迪生的生平和发明.