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- By using the calcium precipitation technique, 293 cells were infected by the BK virus ( BKV ) DNA. BK病毒(BKV)DNA籍钙沉淀技术感染293细胞.
- The optimum initial acidity required for fluoride and CaF2 particle removal is close to the initial fluoride concentration after calcium precipitation. 对于本系统中酸度的影响，当废水之初始酸度接近于电聚前之氟浓度时，含氟废水之去除效果最好。
- Wastewater from O,O diethyl thiophosphoryl chloride production is treated by hydrolysis, calcium precipitation andbiochemistry.Processes and conditions are explored. 介绍水解-沉钙-生化法处理O,O-二乙基硫代磷酰氯生产的废水,摸索了工艺流程及工艺条件。
- Calcium precipitates decreased sharply and might dissolve in the large vacuole. 当小孢子形成大液泡时，其细胞质中的钙颗粒明显减少。
- 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。
- After microspore mitosis, calcium precipitates appeared in the big vacuole of 2-cellular pollen, and then the vacuole disappeared. 在小孢子分裂形成二胞花粉后，在二胞花粉的大液泡中又特异性地出现许多细小钙颗粒。
- After the meiosis of MMC, abundant calcium precipitates were accumulated in the cytoplasm of early microspores, and then in pollen wall, especially in the part of germ-pores. 在小孢子发育早期，花药药隔部位的绒毡层细胞质中钙颗粒也明显增加并特异性地分布在其内切向壁上。
- When microspore mother cell (MMC) preparing meiosis, calcium precipitates appeared in the cytoplasm of tapetal cells and callus wall surrounding MMC. 当花粉母细胞进行减数分裂时，花药中的钙颗粒进一步增加，尤其是在小孢子母细胞的胼胝质壁中。
- Near anthesis, synergids formed filiform apparatus in which abundant calcium precipitates accumulated to prepare for attracting pollen tubes entering. 开花当天助细胞珠孔端的丝状器中聚集了大量的钙颗粒。
- At certain time and locations, calcium precipitates was newly appeared at some organelles like endoplasimic reticulum, mitochondria and peroxisomes. 在特定的时间段，钙沉淀颗粒出现在线粒体、过氧化物体和线型内质网的外膜上。
- I have a slight calcium deficiency. 我有点缺钙。
- Calcium is beneficial to our bones. 钙对我们的骨骼有益。
- The child has a calcium deficiency. 那孩子缺钙。
- There will be precipitation on northern hills tonight. 今夜北部山区有降雪。
- Precipitation in the form of pellets of ice and hard snow. 冰雹以冰和硬雪块颗粒的形式下落
- The boilers will have to be scoured out to remove the calcium deposits. 锅炉内壁要洗刷一下，除去钙质沉淀物。
- Precipitation might spoil things. 轻举妄动会把事情弄得不可收拾。
- Is it too much to ask for a little precipitation? 只是下点小雨也不可以吗?
- Limestone is rock composed of calcium carbonate. 石灰石是由碳酸钙所构成的岩石。
- Save fuel and reduce noise, no precipitation. 节省燃油，降低噪音，无沉淀。
