Coil

(noun.) a structure consisting of something wound in a continuous series of loops; 'a coil of rope'.

(noun.) reactor consisting of a spiral of insulated wire that introduces inductance into a circuit.

(noun.) tubing that is wound in a spiral.

(noun.) a contraceptive device placed inside a woman's womb.

(noun.) a transformer that supplies high voltage to spark plugs in a gasoline engine.

(noun.) a round shape formed by a series of concentric circles (as formed by leaves or flower petals).

(verb.) wind around something in coils or loops.

编辑:梅森

• Attach a closely wound coil to a sensitive galvanometer (Fig. 237); naturally there is no deflection of the galvanometer needle, because there is no current in the wire. 伯莎M.克拉克. 科学通论.
• Gale suggested that his simple electro-magnet, with its few turns of thick wire, should be replaced by one with a coil of long thin wire. 鲁伯特·萨金特·荷兰. 历史性发明.
• If a close coil of wire is suspended between the poles of a strong horseshoe magnet, it will not assume any characteristic position but will remain wherever placed. 伯莎M.克拉克. 科学通论.
• He carries with him this coil of rope. 查尔斯·狄更斯. 我们共同的朋友.
• Voltmeters (Fig. 236), or instruments for measuring voltage, are like ammeters except that a wire of very high resistance is in circuit with the movable coil. 伯莎M.克拉克. 科学通论.
• Wires from the coil terminate on metal disks and are securely soldered there. 伯莎M.克拉克. 科学通论.
• It being summer-time, all the machine shops were closed until Monday morning, and there were several miles of wire to be wound on the coil. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.
• I hadn't any particular work to give him, but I had a number of small induction coils, and to give him something to do I told him to fix them up and sell them among his sailor friends. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.
• As soon as the current flows, the coils become magnetic and attract the soft iron armature, drawing it forward and causing the clapper to strike the bell. 伯莎M.克拉克. 科学通论.
• The strength of any electromagnet depends upon the number of coils wound on the iron core and upon the strength of the current which is sent through the coils. 伯莎M.克拉克. 科学通论.
• These coils were then annealed or softened and placed in a heap. 佚名. 神奇的知识之书.
• The relay coils are connected by wire to the spring piece, S, and the armature lever is connected to earth. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.
• The artificial line, as well as that to which the two coils are joined, are connected to earth. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.
• Just as the coils and braids of dark-brown hair had been set free, Sir James entered the room. 乔治·艾略特. 米德尔马契.
• His old dog, Pilot, lay on one side, removed out of the way, and coiled up as if afraid of being inadvertently trodden upon. 夏洛蒂·勃朗特. 简·爱.
• In the complete obscurity, Birkin found a comparatively sheltered nook, where a great rope was coiled up. 戴维·赫伯特·劳伦斯. 恋爱中的女人.
• At night, naked and scarcely pro tected from the wind and rain of this tempestuous c limate, they slept on the wet ground coiled up like animals. 李贝. 西洋科学史.
• The strength of a motor may be increased by replacing the singly coiled armature by one closely wound on an iron core; in some armatures there are thousands of turns of wire. 伯莎M.克拉克. 科学通论.
• Plante coiled up his sheets into a very handy cell like a little roll of carpet or pastry; but the trouble was that the battery took a long time to form. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.
• If we represent a boiler by _B_, a radiator by the coiled tube, and a safety tank by _C_, we shall have a very fair illustration of the principle of a hot-water heating system. 伯莎M.克拉克. 科学通论.
• George went away then with the bouquet; but when he gave it to the owner, there lay a note, coiled like a snake among the flowers. 威廉·梅克比斯·萨克雷. 名利场.
• The finished product is delivered to a belt-driven coiling reel on which it is wound. 佚名. 神奇的知识之书.
• Although such a straight current bearing wire attracts iron filings, its power of attraction is very small; but its magnetic strength can be increased by coiling as in Figure 211. 伯莎M.克拉克. 科学通论.

编辑:勒罗伊