sterhydraulic
固致水力的
Ster·hy·drau·lic a. Pertaining to, or designating, a kind of hydraulic press; resembling such a press in action or principle.
Sterhydraulic press, an hydraulic press producing pressure or motion by the introduction of a solid substance (as a long rod, or a cord wound on a roller) into a cylinder previously filled with a liquid.
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