Further on, we can specify an algebra that consists of axioms for commutativity, distributivity, associativity, etc.进一步的, 我们可以定义包含交换律 、 分配律 、 结合律等公理的代数....
低速 ﹑ 耐腐蚀﹑防渗漏,每台泵配有安全调压阀,泵的压力可任意调节.It has the feature of low speed, anti - corrosion and prevention of leakage.具有防盗 、 防伪 、 防潮 ( 防 渗漏 ) ,延长产品储存期.The function is anti - theft, forgery, moisture - proof ( anti - leakage ) an...
保持土壤湿润，那样幼苗就能茁壮成长。Keep the soil moist. That way, the seedling will flourish.青蛙分泌出黏液来使皮肤保持湿润.Frogs produce slime to keep their skin moist.9月的雨季过后，土壤已相当湿润。The soil is reasonably moist after the September rain....