Oxygen obtained from liquefied air is usually about 99.5 % pure.由液化空气所取得的氧其纯度通常约为99.5%.The production of cold involves the production of liquefied gases.冷量生产涉及到液化气的生产.Chlorine is usually liquefied before use or storage.氯...
The production of cold involves the production of liquefied gases.冷量生产涉及到液化气的生产.It is best fit for pouring liquefied gas bottle, inversing bottle and adding gas for motorcar.该泵最适合于液化气瓶的罐装、倒罐及汽车燃料加气.Oxygen obtained from l...
Objective set up a RP - HPLC method for detecting residual medicine of diethylstilbestrol in livestock and poultry.目的:高效液相色谱测定畜禽组织中己烯雌酚残留量.An expanse of land suitable for livestock to wander and graze on.可以饲养牲畜的宽广开阔的地区.A...
我去了乡下休养。I went away to the country to recuperate.手术后她正在家休养康复。She is convalescing at home after her operation.因腿部骨折歇工休养八周an eight-week lay-off with a broken leg...
Histamine was considered the primary mediator of inflammatory vascular responses.人们考虑组织胺为血管炎症性反应的主要介质.Histamine causes vasoconstriction and increased permeability of small venules.组织胺能引起血管收缩,并增强小静脉的透性.Conclusion: Xinqin ...