[名词解释] 核糖核酸[Ribonucleic acid (RNA)]
[名词解释] 核糖核酸(RNA , ribonucleic acid)
[名词解释] 转移核糖核酸(tRNA, transfer ribonucleic acid)
[名词解释] 信使核糖核酸(mRNA, messenger ribonucleic acid)
[名词解释] 核糖体核糖核酸(rRNA, ribosomal robonucleic acid)
[单选题]() neutralizes the acid conditions and() cleanses the rings and grooves.A . The detergency;the alkalinityB . The alkalinity;the detergencyC . The inhabitant;the waterD . The additives;the distilled water
[名词解释] 酸洗除垢acid descaling
[名词解释] 抗酸杆菌(acid-fastbacilli)
[单选题]Acid solution() in the system can be tested from time to time by putting some on to a piece of lime.A . strengthB . denseC . percentageD . velocity
[名词解释] 脂肪酸(fatty acid)