...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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The lifting mechanism pushes the moist air upward to a point in the atmosphere where the thinner air can no longer hold the moisture, at which time precipitation forms and falls to the ground.
FORBES: Venezuela: Recent Rain And Claims of Cloud Seeding
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