保护基引入
formation of protecting group
保护基脱除
removal of protecting group
中华环境保护基金会
China Foundation for Environmental Protection
烯丙基保护基
allylic protecting groups
水环境保护
Water environment protection
Protection of Water Environment
Water resources protection
water protection
aquatic environment protection
water environmental protection
Water quality protection
environment protection
aquatic environmental protection
Water culture
地质环境保护
the protection of geological environment
Geological environment protection
protection for geological environment
辐射防护基本标准
Basic Standard for Radiation Protection
大气环境保护
atmospheric environment protection
债务交换环境保护
debt for environmental protection swap
公路环境保护
Protection of highway environment
辽宁北方环境保护有限公司
liaoning north environmental protection limited company
室内环境保护
Indoor environmental protection