“自然避孕法”的概念、定义、翻译、参考文献-科学参考

单词	自然避孕法
释义	自然避孕法 Encyclopedia 医学避孕释 natural family planning自然避孕法根据女性月经周期和周期中出现的症状与体征，间接判断排卵过程，识别排卵前后的易受孕期，进行周期性禁欲而达到避孕的方法。又称安全期避孕法。
随便看	silver chloride electrode silver-coated reflector silver coating Silver Coins in Ancient China silver conch silver constant Silver Dishes from Linzi silver dishes with gilt engraved and punched pattern of the Tang Dynasty silver fragrance purse with grape, flower and bird patterns silver gudgeon silver halide latex silver halide photographic materials silver halide photosensitive material Silver Human Figure in Dress of the Warring States Period from Jincun Silver indiscernible Silver indiscernibles silvering Silver Ingot “Cheng An Bao Huo” Silver-inscribed Round Credential in the Shape of a Tiger's Head of the Yuan Dynasty silver iodide silver jewelery silver-leaf bryum Silver Light silver metallurgy silver nitrate

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。