...和称量 形式的要求 利用沉淀反应进行沉淀分析时,通过加入适当的 沉淀剂,使被测组分以适当的“沉淀形式” (Precipitation forms)析出,然后过滤,洗涤,再 将沉淀烘干或灼烧成“称量形式”(Weighing forms)称重。沉淀形式和称量形式可能相同, 也可能不相同。
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Made of limestone, tufa forms as a byproduct of the precipitation of carbonate minerals from surrounding water.
凝灰岩是由石灰岩所组成,它是在其周围湖水里的碳酸盐矿物沉淀的副产品。
Next to one's own experience and knowledge of deficiencies typical of the era common sense can also be useful: to a large degree damages are brought about by the different forms of precipitation.
囿于时代的限制,导致设计人的自身经验和知识有其局限性,因此基本常识也可以发挥作用:很大程度上,损坏通常是由于不同形式的降水造成的。
Aging and carburization during the service produced precipitation of carbides, the amount, size and forms of which depended on the service time and working temperature.
炉管服役过程的时效与渗碳导致大量碳化物的析出,其数量、大小与形态取决于服役温度和时间。
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