每一种无烟药都会有某种程度的烧蚀或炮膛磨损.Every powder produces erosion or bore wear to some extent.金属的烧蚀在很大程度上随熔点而变化.The erosion of metals varied depending largely on the melting point.经验表明,正电极比负电极烧蚀得快得多.Experience shows that the positive ...
这种混晶具有亲脂表面特性.The mixed crystals have a lipophilic surface characteristic.结论: 磷脂的加入可有效提高柚皮苷的亲脂性,改善机体对其吸收,从而提高其成骨细胞活性.CONCLUSION: The main activity of phospholipids complex is to promote the absorption of the cell.乙酰基是比较常见...