在浸没循环撞击流反应器中，以硝酸钙和磷酸钠为原料、乙酰胺为分散剂，采用水热法合成了纳米羟基磷灰石。
Nano - hydroxyapatite was synthesized by hydrothermal method in the submerged circulating impinging stream reactor, using calcium nitrate and sodium phosphate as reactants and acetamide as dispersant.
自然产生的磷酸盐中以磷酸三钙最为重要，它是磷灰石，骨骼和磷质海鸟粪的主要成分。
The most important naturally occurring phosphate is phosphate of lime or tri-calcium phosphate found as the chief ingredient of phosphatic rock bones and phosphatic guanos.
钛表面的钙和磷都能诱导羟基磷灰石的沉积。
Both calcium and phosphorus on the surface layer induced the precipitation of apatite on titanium.
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