Surfaces

例句:

• The manifest advantage of an even track for the wheels long ago suggested the idea of laying down wood and other hard, smooth surfaces for carriages to run upon. 弗雷德里克·科利尔·贝克维尔. 伟大的事实.
• The giant rolls consist of a pair of iron cylinders of massive size and weight, with removable wearing plates having irregular surfaces formed by projecting knobs. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.
• They knew that their machine would fly before they tried it, because they knew exactly what its various surfaces would do in the air. 鲁伯特·萨金特·荷兰. 历史性发明.
• It is as well, however, not to apply it to any abraded surfaces. 威廉K.戴维. 智者、化学家和伟大医生的秘密.
• Here and there polished surfaces of ruby, emerald, and diamond patched the golden walls and ceiling. 埃德加·赖斯·巴勒斯. 火星战神.
• First you began with a geometry of plane surfaces? 柏拉图. 理想国.
• In 1840 Murray used plumbago to make non-conducting surfaces conductive for electro-plating. Edward W. Byrn. 十九世纪发明进展.
• The heads, hair, and arms of the body are covered with powder, so as to present completely white surfaces. 威廉K.戴维. 智者、化学家和伟大医生的秘密.
• Many familiar illustrations of lenses, or curved refracting surfaces, and their work, are known to all of us. 伯莎M.克拉克. 科学通论.
• For the Egyptians, geometry was concerned w ith surfaces and dimensions, with areas and cubical contents; for the Greek, with his powers of abstraction, it became a study of line and angle. 李贝. 西洋科学史.
• The surfaces of the second rollers contain knives running lengthwise and around. 佚名. 神奇的知识之书.
• Its work is to plane the surfaces of boards, and to cut the edges into tongues and groves, such as are required for flooring. Edward W. Byrn. 十九世纪发明进展.
• On connecting the two surfaces by means of a metallic discharger having a non-conducting handle a spark is obtained. 威廉·亨利·杜利特. 世纪发明.
• In the open, there are no reflecting walls or surfaces, and the original sound has no re?nforcement from reflection. 伯莎M.克拉克. 科学通论.
• The ends of the rails were not japanned, but were electroplated, to give good contact surfaces for fish-plates and copper bonds. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.
• When light from any luminous object falls upon books, desks, or dishes, it meets rough surfaces, and hence undergoes diffuse reflection, and is scattered irregularly in all directions. 伯莎M.克拉克. 科学通论.
• Heated casts of previously carved models were pressed into or on to wet wood, and the charcoal surfaces then brushed off with hard brushes. 威廉·亨利·杜利特. 世纪发明.
• Also The combination of a needle and a shuttle, or equivalent, and holding surfaces, constructed and operating substantially as described. 威廉·亨利·杜利特. 世纪发明.
• They were made of cloth, arched over ribs to imitate the curved surfaces of bird’s wings, and were fastened to two rectangular wooden frames, fixed one above the other by braces of wood and wire. 鲁伯特·萨金特·荷兰. 历史性发明.
• Hence, the metallic contact surfaces on wheel W' are, as stated, only half as many as on the wheel W, which controls the press-magnet. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.
• Many destructive fires have been started by the accidental friction of such matches against rough surfaces. 伯莎M.克拉克. 科学通论.
• The aeroplane is sailed at a slight angle to the direction in which it is heading, and the centre of air-pressure is on the forward surfaces of the machine. 鲁伯特·萨金特·荷兰. 历史性发明.
• Also The combination of holding surfaces with a baster plate or equivalent, constructed and operating substantially as described. 威廉·亨利·杜利特. 世纪发明.
• The Wrights realized that a more automatic method of meeting these changes must be found, and they worked it out by shifting the rudder and the surfaces of the airship as it met the air-currents. 鲁伯特·萨金特·荷兰. 历史性发明.
• This operation is frequently carried on in connection with amalgamated surfaces over which the metal is passed to still further attract and concentrate the ore. 威廉·亨利·杜利特. 世纪发明.
• When all is ready, these molds, which are of cast iron with smooth interior surfaces, are taken to the place where the house is to be erected. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.
• It was at one time supposed that the depositing of metal on surfaces, by voltaic action, might be applied to the manufacture of numerous kinds of copper articles without manual labour. 弗雷德里克·科利尔·贝克维尔. 伟大的事实.
• At these elevated points, whether upon the masts of ships, upon poles or balloons, condensing surfaces of metal or other conductor of electricity are located. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.
• The threads in postage envelopes and in bankers' cheques, are introduced by this process of plating two surfaces together. 弗雷德里克·科利尔·贝克维尔. 伟大的事实.
• After tests with superposed sustaining surfaces, he adhered to the single-tier plan. 李贝. 西洋科学史.

整理:韦尔登