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crosshead n. 小标题,子题,联杆器 小标题,子题,联杆器 crosshead n 1: a heading of a subsection printed within the body of the text [synonym: {crossheading}, {crosshead}] 2: metal block that connects to a piston; it slides on parallel guides and moves a connecting rod back and forth Crosshead \Cross"head`\ (-h?d), n. (Mach.)
A beam or bar across the head or end of a rod, etc., or a block attached to it and carrying a knuckle pin; as the solid crosspiece running between parallel slides, which receives motion from the piston of a steam engine and imparts it to the connecting rod, which is hinged to the crosshead. [1913 Webster]
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