磷酸盐类的岩石(主要是磷酸钙)是四种最重要的基本化学商品之一。
Phosphate rock (mainly calcium phosphate) is one of the four most important basic chemical commodities.
我们还合成了磷酸钙-四氧化三铁复合物，应用于基因的可控运输和转染。
Then we prepared calcium phosphate-magnetite hybrid materials to deliver and transfect DNA.
本文系统地报道了氯化胺、过磷酸钙、苹果枝木灰和饼肥四种肥料对国光和青香蕉苹果树的根际营养效果。
This paper systematically reports the effect of root nutrition in apple trees. After apply the four fertilizers, the best effect is the apple branch ash.
本文系统地报道了氯化胺、过磷酸钙、苹果枝木灰和饼肥四种肥料对国光和青香蕉苹果树的根际营养效果。
This paper systematically reports the effect of root nutrition in apple trees. After apply the four fertilizers, the best effect is the apple branch ash.
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