热变性的小麦胚乳能阻止移植在其上的胚的生长.Heat - denatured wheat endosperm prevented the growth of an embryo implanted on it.我们迟早要问:这个定律是否经得起相对论不变性的检验?Sooner or later we must ask whether this law meets the test of relativistic invariance.这些...
This paper determined a series of biochemical and physiological properties of Speeded ? growth poplar and Lombardy poplar.测定了速生杨与钻天杨的一系列生理生化特性,结果表明:速生杨的叶绿素、脯氨酸、脱落酸、抗坏血酸、可溶性糖含量、硝酸还原酶和过氧化物酶活性均高于钻天杨.You notice that your bre...
表示某人没义务做某事.State some body is under an obligation to do something.询问你是否不义务做某事.Asking if you are under an obligation to do something.有义务(做某事 )Be in duty bound to do sth....
The memory expansion cards are useful adjuncts to the computer.内存扩充卡是计算机很有用的附件。the expansion and contraction of the metal金属的膨胀与收缩a period of rapid economic expansion经济迅猛发展期...