挑选的地板材料必须是防水的。The floorcovering you select will need to be impervious to water.这种结实的高强度塑料盒子在水下100英尺以内是防水的。The durable high-impact plastic case is water resistant to 100 feet.这款随身听的外壳是防水的。The personal stereo has a water-r...
Catalase catalyes the breakdown of hydrogen peroxide.过氧化氢酶催化过氧化氢的分解.Effects on the activities of urease and catalase from bronopol were studied.研究了溴硝醇农药施入土壤后,土壤中脲酶和过氧化氢酶活性的变化情况.Catalase is found in the cytoplasm in small...