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皮下埋植避孕术是将含有左旋18—甲基炔诺酮的硅橡胶管埋于皮下,通过硅橡胶管释放左旋18—甲基炔诺酮这种孕激素进入血液而达到避孕目的。皮下
Subcutaneous implantation of contraception is the silicone tube containing L-18-norgestrel buried in the skin, through the silicone rubber tube release of 18-norgestrel L-18 progesterone into the blood to achieve the purpose of contraception. Subcutaneous