Water precipitates camphor from its alcoholic solution.水能把樟脑从其酒精溶液中淀析出来.Precipitates are usually collected by centrifugation at intervals.常常是用离心法分段收集沉淀的.This important carbide precipitates both inter and intragranularly....
When pollen maturating , many small calcium precipitates distributed in its cytoplasm, especially in nucleus.接近开花时的成熟花粉粒细胞质中, 细小的钙颗粒主要分布在营养细胞和生殖细胞中.Water precipitates camphor from its alcoholic solution.水能把樟脑从其酒精溶液中淀析出来....