词汇	pulley conical disc
释义	pulley conical disc 三角皮带轮
随便看	critical evidence critical examination Critical Examination of Safety Science critical excavation depth critical excitation critical excitation potential critical excursion critical experiment Critical Experiments Facility critical explanations critical exploration critical explosion pressure critical exponent critical exponential critical exponents critical exposition critical exposure critical exposure pathway critical exposure time critical extension center critical extension ratio critical external pressure critical extinction angle critical extinction point critical face