单词	coupling
释义	coupling /ˈkʌplɪŋ / noun 1A device for connecting parts of machinery: undo the couplings so you can lift the pump out... Metal from valves, couplings, and other machinery can contaminate solar cells as they are grown from molten silicon, cut into wafers, and finished by adding dopants and attaching contacts. The uses of medium carbon-manganese steels include shafts, axles, gears, crankshafts, couplings and forgings. Each track is driven by a separate hydraulic circuit consisting of one variable-displacement piston pump connected by hose and couplings to a piston motor. 1.1A fitting on the end of a railway vehicle for connecting it to another: a train with couplings of the continental pattern... I confirmed the coupling and brake hose connection, and noted that the cables were not in place. The force was such that the train broke one of its couplings and split into two. But the diesel kept going, because the hostler, not being a trainman, had never thought of trying the coupling. 2 [mass noun] The pairing of two items: the coupling of tribunals with ministerial enquiries... Are photography and surrealism such an ‘unnatural coupling,’ as one observer has recently suggested? The external device and the implant under the scalp come together by magnetic coupling. This is only achieved by coupling great writing with great delivery. 2.1An interaction between two electrical components by electromagnetic induction, electrostatic charge, or optical link: mutually inductive coupling... Other techniques of electrical stimulation involve capacitive coupling and inductive coupling pulsed electromagnetic stimulation. The effect of electrical coupling on the impedance is shown in Figure 8. High power at high frequency provides inductive coupling and direct soil induction that will bridge or jump across an open or damaged cable. 3 [mass noun] The action of mating or having sexual intercourse.This capacity, when combined with coupling between peak sexual desire and peak fertility, ensures that sex effectively serves both reproductive and social ends.... An early night allows for uninhibited intimate bodily coupling without worry of being overheard by a child. We now turn to the question of the effect of these national differences in the forms of coupling and number of partners on sexual activity itself. 4Two people in a romantic relationship; a couple.But if this coupling truly is a marriage made in heaven, the real honeymoon period has been the past two decades.
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