研究了碳钢/高铬铸铁双金属复合材料的离心铸造制备工艺及其耐磨性。
The centrifugal casting processing and wear resistance of of carbon-steel/high-Cr-cast-iron Bimetal composite were studied.
离心包衣造粒法可以制备具有结肠靶向特性的甲硝唑微丸，其工艺稳定，批与批之间的重现性良好。
Metronidazole-loaded CSDDS was successively established by centrifuge coating granulation method with low batch variation and reproducible.
离心包衣造粒法可以制备具有结肠靶向特性的甲硝唑微丸，其工艺稳定，批与批之间的重现性良好。
Metronidazole-loaded CSDDS was successively established by centrifuge coating granulation method with low batch variation and reproducible.
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