Carbide

例句:

• The cheapness of calcium carbide has made it possible for the isolated farmhouse to discard oil lamps and to have a private gas system. 伯莎M.克拉克. 科学通论.
• The oven filled with calcium carbide is then electrically heated with a carbon rod running through the center. 佚名. 神奇的知识之书.
• In a house in which there were twenty burners, the tanks were filled with water and carbide but once a fortnight. 伯莎M.克拉克. 科学通论.
• When chemical action between the water and carbide has ceased, and gas bubbles have stopped forming, slaked lime is all that is left of the dark gray crystals which were put into the water. 伯莎M.克拉克. 科学通论.
• When the temperature is about as hot as that of molten iron the pure nitrogen gas from the liquid air plant is pumped in and allowed to act on the calcium carbide for about a day and a half. 佚名. 神奇的知识之书.
• When the hard, gray crystals of calcium carbide are put in water, they give off acetylene, a colorless gas which burns with a brilliant white flame. 伯莎M.克拉克. 科学通论.
• When nitrogen gas is in contact with heated calcium carbide, a reaction takes place which results in the formation of calcium nitride, a compound suitable for enriching the soil. 伯莎M.克拉克. 科学通论.
• At the cyanamid plant at Niagara Falls, in Canada, there are seven of these great carbide furnaces, each about fifteen feet long and half as wide and one-third as deep. 佚名. 神奇的知识之书.
• In 1892 it was discovered that lime and coal fused together in the intense heat of the electric furnace formed a crystalline, metallic-looking substance called calcium carbide. 伯莎M.克拉克. 科学通论.
• A number of receptacles containing charges of calcium carbide are made to successively receive a regulated quantity of water, the gas being collected in a rising and falling holder. Edward W. Byrn. 十九世纪发明进展.
• Acetylene Gas from Calcium Carbide by Willson. Edward W. Byrn. 十九世纪发明进展.
• In acetylene gas apparatus a great variety of methods are employed for bringing the water and carbide into contact. Edward W. Byrn. 十九世纪发明进展.
• In the carbide furnace the carbon pencil, instead of being six or eight inches long and as large around as your finger, is six feet long and two feet in diameter. 佚名. 神奇的知识之书.
• It is now made commercially by the mutual decomposition of water and calcium carbide, the latter giving off, when brought in contact with the water, acetylene gas, which rises in bubbles. Edward W. Byrn. 十九世纪发明进展.
• When so drawn off, the pressure in the inner cylinder is relieved, and the water therein rises to contact again with the calcium carbide and renews the generation of gas. Edward W. Byrn. 十九世纪发明进展.

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