乳: give birth to比重: proportion胶乳比重计: latexometer; laticometer; metrolac胶乳比重器: metrolac乳比重计: galactometer; hydrolactometer; lactode imeter; lactodensimeter; lactomdter; milk gauge乳比重测定法: galactometry简易胶乳比重计: simplexometer乳比重计用玻管: glass-tube for lactodensimeter乳比重测定法 乳液比重测定法: galactometry比重: 1.(部分在整体中所占的分量; 比值) proportion 工业在整个国民经济中的比重 the proportion of industry in the national economy as a whole2.[物理学] (物体重量和其体积的比值) specific gravity; specific weight; 比重秤 hydrostatic balance; 比重测量 specific gravity test; (法) 比重分离器 (选种用) specific gravity separator; 比重管 picknometer; picnometer; 比重计 areometer; gravitometer; hydrometer; pycnometer; 比重天平 specific gravity balance; 比重 (法)选种 [农业] specific gravity selection (of seeds) 比重,假比重: bulk specific gravity比重器,比重秤。: hydrostatic balance; hydrostatical balance松比重;容积比重;虚比重: bulk specific gravitygravity]比重: s gr; sp gr比重表: pycnometer; specific density table比重秤: balance for specific gravity; bydrostatic balance; hydrostatic balance; specific gravity balance; specific-gravity balance比重低: hypobaric; hypobarism比重底: double bottom比重法: hydrometer method; method of specific gravity; methods for specific gravity比重管: picknometer,pycnometer; picnometer; pyknometer; specific bulb比重环: ring dam比重级: specific-gravity fraction比重计: api; a.p.i. (american petroleum institute) hydrometer; alcoholometer; araeometer; areometer; areometre; densimeter; densimetre; densitometre; density gauge; density meter; density sensor; gravitometer; gravity meter; gravity tube; gravitymeters; higrometr; hydro meter; hydrometers; hydrometre; picnometer; pycnometer; pyconmeter; pygriometer; pyknometer; specific gravimeter; specific gravity bottle; specific weight meter; stereometer; vinometer比重瓶: (one-mark)volumetric flasks; araeo picnometer; de itybottle; density bottle; gravitybottle; picknometer,pycnometer; pychometer(pyknometer); pycnomrter; pycometer; specific gravity bottle; specific gravity flask; specific-gravity bottle; weighting bottle; weightingbottle比重液: specific gravity liquid