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化學園藝
Chemical gardening
化學比重計
Chemical hydrometer
化學鑒別
Chemical identification
植物化學免疫性
Chemical immunity of plant
化學誘變劑
Chemical mutagen
化學清網
Chemical net cleaning
海洋化學
Chemical oceanography
化學污染
Chemical pollution
化學保存劑
Chemical presservatives
化學剖面
Chemical profile
化學性質
Chemical property
化學性質
Chemical quality
化學反應
Chemical reaction
化學藥劑拌種機
Chemical seed dresser
化學著色
Chemical stain
化學結構
Chemical structure
化學處理
Chemical treatment
化學風化
Chemical weathering
除莠劑
Chemical weed killer
木材化學工藝
Chemical wood technology