Insulate

例句:

• Attempts to insulate the line wire were limited to coating it with tar or smearing it with wax for the benefit of all the bees in the neighborhood. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.
• No special precautions were taken to insulate the rails from the earth or from each other. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.
• He experimented with bundles of iron wires variously insulated, also with sheet-iron rolled cylindrically and covered with iron wire wound concentrically. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.
• At K this spring is clamped and insulated from the iron work by two pieces of hard rubber. Edward W. Byrn. 十九世纪发明进展.
• The rails were insulated from the ties by giving them two coats of japan, baking them in the oven, and then placing them on pads of tar-impregnated muslin laid on the ties. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.
• The ovens are highly insulated with a thick packing of best grade mineral wool, which reduces air leakage to a minimum and retains the heat generated for a long period. 佚名. 神奇的知识之书.
• Another difficulty attending the use of insulated wires buried in the ground arises from a very peculiar condition of electrical conduction, that could scarcely have been anticipated. 弗雷德里克·科利尔·贝克维尔. 伟大的事实.
• The method of supporting the wires on tall posts was then adopted by Mr. Cooke, the wires being insulated from the posts at the points of suspension, by passing them through quills. 弗雷德里克·科利尔·贝克维尔. 伟大的事实.
• In order to have a steady, dependable current, the wire carrying the current must be insulated. 伯莎M.克拉克. 科学通论.
• Callahan made the further innovation of insulating his circuit wires, although the cost was then forty times as great as that of bare wire. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.
• He was also the first to use mica in insulating the commutator sections from each other. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.
• A is a vibrator, B, C, D, E are sheets of tin-foil hung on insulating stands. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.
• It was in his machine also that mica was used for the first time as an insulating medium in a commutator. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.

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