所有科技知识-科学时代

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

protectionism	protectionism	protectionism	protectionism	protectionism
protectionism	protectionism	protectionism	protectionist	protectionist business practice
protectionist measure	protectionist policy	protectionist policy	protectionist policy	protectionist policy
protectionist trading practice	protectionist trading practice--protectionist trading practice (PTP)	protectionist trading practice (PTP)	protection layer	protection mask
protection mimicry	protection of copyright	protection of female labourers	protection of game	protection of laser hazard
protection of minorities	protection of nature	protection of pipe serviceability	protection of solar radiation	protection of space debris
protection on move	protection posture	protection potential	protection shot	protection test
protection tube	protection zone of water source	protectite	protective agency	protective alkali
protective antibody	protective antibody	protective antigen	protective antigen	protective atmosphere
protective belt	protective belt	protective case	protective clothing	protective coat
protective coating	protective colloid	protective colouration	protective committee	protective concealment
protective conductor	protective connect to neutral	protective construction	protective cover	protective current transformer
protective cutoff	protective democracy	protective device	protective document	protective duty
protective duty	protective earth	protective earthing	protective earthing	protective earthing
protective efficacy of a vaccine	protective enclosure	protective enzyme	protective export duty	protective fighter
protective food	protective forest	protective gas	protective helmet	protective import duty
protective labour legislation	protective layer	protective layer	protective layer	protective leader
protective legislation	protective line	protective margin	protective mark	protective medium
protective mimicry	protective operation	protective ozone shield	protective packaging	protective packing
protective painting clothing	protective potential	protective provision	protective republicanism	protective retention
protective screen	protective spark gap	protective suit	protective system	protective system
protective tariff	protective tariff	protective tariff	protective tariff	protective tariff
protective tariff	protective tissue	protective trade policy	protective troops	protective works
protector	protector	Protectorate	protectorate	protectorate
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