化工产业之冷冻 空调系统 包含有凝结器,蒸发器等不同特质的热交换器. The refrigeration and air - conditioning systems in chemical refineries include heat exchangers of condenser and evaporator.
"Gratification" and "gratitude" have the same etymological root.gratification和gratitude的词源相同。The etymological closeness of the Sanskrit and English words is striking.梵语和英语的词源的连结性是如此地惊人.But the Chinese have often ignored ...
He collected specimens of all kinds of rocks and minerals.他采集了各种岩石和矿物的样品." Finest specimens of human molars, " he informed me.“ 用精选的真人臼齿做的. ” 他告诉我.I stayed at Columbia for four years, analyzing specimens.我在哥伦比亚呆了四年, 在那里做...
She exclaimed surprisingly. " I just got back from Monte Carlo. "她出其不意地叫了起来, “ 我刚从蒙的卡罗回来. ”The athletes are acclimatising to the heat by staying in Monte Carlo.运动员通过留驻蒙特卡洛来适应酷热。...the young American baritone Monte Peders...