“rocker”的概念、定义、翻译、参考文献-科学参考

单词	rocker
释义	rocker [`räk·ǝr] ^{CIVIL ENGINEERING} A support at the end of a truss or girder which permits rotation and horizontal movement to allow for expansion and contraction. ^{GRAPHIC ARTS} A type of chisel, with a sharp beveled edge, used in mezzotint engraving; it is set on the surface of a copper plate and rocked back and forth to produce a rough grain, which, when printed, produces a velvety black. ^{MINING ENGINEERING} A small digging bucket mounted on two rocker arms in which auriferous alluvial sands are agitated by oscillation, in water, to collect gold. ^ORDNANCE Movable, built-in support in a field gun carriage, between the trail and the cradle, that allows changes in elevation to be made without disturbing the angle of position setting.
随便看	binary magnetic core binary notation binary number binary number system binary numeral binary operation binary optics binary phase-shift keying binary picture binary point binary pulsar binary row binary scaler binary search binary separation binary signal binary star binary system binary-to-decimal conversion binary tree binary weapon binary word binate binaural binaural hearing

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