Now it is known that one cubic inch of mercury weighs about half a pound. 伯莎M.克拉克.科学通论.
Opening the grenades under water and collecting the gas that escaped it was found that the average amount of carbon dioxide contained was about one cubic inch per grenade. 威廉K.戴维.智者、化学家和伟大医生的秘密.
There are over 50,000 tons of steel in the superstructure, and about 140,000 cubic yards of masonry and concrete in the foundation piers. Edward W. Byrn.十九世纪发明进展.
Places on the Alaskan coast, laid bare at high tide, are said to have yielded as much as $12,000 per cubic yard. 佚名.神奇的知识之书.
The cut is nine miles long, 300 feet wide, 272 feet greatest depth and required the excavation of 100,000,000 cubic yards of material. 佚名.神奇的知识之书.
One ton of Wigan cannel coal yields 10,000 cubic feet, and gives a light equal to 747 lbs. 弗雷德里克·科利尔·贝克维尔.伟大的事实.
Work had been in progress on this since 1880, and during the French control over 20,000,000 cubic yards were removed. 佚名.神奇的知识之书.
Built as described each room would have a capacity of over 3,000 cubic feet which would contain about 50 tons of settled ensilage weighing 35 pounds to the cubic foot. 威廉K.戴维.智者、化学家和伟大医生的秘密.
In this way, the number of cubic feet of gas which pass through the meter is automatically registered. 伯莎M.克拉克.科学通论.
In addition to the steam, the daily consumption of producer gas for power purpose only is 28,512,000 cubic feet. 佚名.神奇的知识之书.
If 2 cubic feet of air are compressed to 1 cubic foot, the pressure of the compressed air is doubled. 伯莎M.克拉克.科学通论.
A quantity of water which occupies 100 cubic feet of space will, on becoming ice, need 109 cubic feet of space. 伯莎M.克拉克.科学通论.
To liquefy air it is compressed until its volume is reduced to 1/800, that is to say, 800 cubic feet of air are reduced to one cubic foot. Edward W. Byrn.十九世纪发明进展.
One ton of this material yields 15,000 cubic feet of gas, which is equal in illuminating power to 1,930 lbs. 弗雷德里克·科利尔·贝克维尔.伟大的事实.
The cubic feet of oxygen yearly swallowed by a full-grown man--what a shudder they might have created in some Middlemarch circles! 乔治·艾略特.米德尔马契.
Twelve cubic feet of gas may be obtained from one pound of tar, and ten from the same weight of rosin. 弗雷德里克·科利尔·贝克维尔.伟大的事实.
On May 4, 1904, when the United States took charge, it was estimated that there was left to excavate 150,000,000 cubic yards. 佚名.神奇的知识之书.
It was the kind that we were going to use for our lamp experiments; and Mr. Edison asked Mr. Upton to please calculate for him its cubic contents in centimetres. 弗兰克·刘易斯·戴尔.爱迪生的生平和发明.
Then, in 1726, Dr. Hales told how many cubic inches of gas a certain number of grains of coal would produce. 威廉·亨利·杜利特.世纪发明.
The whole placer would not give more than one and one-quarter cents per cubic yard. 弗兰克·刘易斯·戴尔.爱迪生的生平和发明.
It is a question of cubic capacity, said he; a man with so large a brain must have something in it. 阿瑟·柯南·道尔.福尔摩斯历险记.
From a ton of good gas-producing coal can be obtained about 10,000 cubic feet of illuminating gas, and as by-products 6 pounds of ammonia, 12 gallons of coal tar, and 1300 pounds of coke. 伯莎M.克拉克.科学通论.
The gas meter indicates the number of cubic feet of gas consumed. 伯莎M.克拉克.科学通论.
If, for example, 1 cubic foot of air is allowed to expand and occupy 2 cubic feet of space, the pressure which it exerts is reduced one half. 伯莎M.克拉克.科学通论.
One ton of good Newcastle coal will yield 9,500 cubic feet of gas, which, when burnt in the best manner, gives a light equal to that of 422 lbs. 弗雷德里克·科利尔·贝克维尔.伟大的事实.
When we measure water, we find that 1 cubic foot of it weighs about 62. 伯莎M.克拉克.科学通论.
The front of the dam is the arc of a circle 740 feet long with fourteen openings which, when the gates are raised to the full height, permit a discharge of 140,000 cubic feet per second. 佚名.神奇的知识之书.
They are well known to us and may be briefly stated as follows:-- (1) Air has weight, and 1 cubic foot of air, at atmospheric pressure, weighs 1-1/4 ounces. 伯莎M.克拉克.科学通论.
Fresh air is essential to normal healthy living, and 2000 cubic feet of air per hour is desirable for each individual. 伯莎M.克拉克.科学通论.