这类张量叫做反对称张量或斜对称张量.Tensors of this kind are called antimetric or skew - symmetric.要求反对称波函数的粒子, 如电子, 叫做费米子.Particles, such as electrons, requiring antisymmetric wave functions are called fermions.注意结构是对称的,而节点线位移表示反对称荷载.We ...
All girders shipped by rail were arranged on a flatbed rail car.由火车装运的所有主梁都安放在平板火车车皮上.He took away our big color television on a flatbed tricycle.他用平板车拉走了我家的大彩电.Scanning equipment, flatbed scanners fanwei desktop drum sc...
3号把2号传来的球用头顶破门.No.3 headed home a pass from No.2.布朗把球传给布莱克,布莱克用头顶球越过守门员,进 啦 !Brown passes it to Black who heads it past the goal keeper and scores!他小心翼翼地用头顶起那块大石头, 谨慎地环顾室内.室内空无一人.Then he raised the flag - stone cautiousl...
The committee jobbed him when he sought a second term in office.当他想继续连任时委员会开除了他.He jobbed a great deal of the work to smaller firms.他把大批工作分包给较小的公司.If there is an election to be jobbed, it is S . Behrman who manipulates i...
They were principally used to catalyze aldol, allylation, Diels - Alder, ene and Friedel - Crafts reactions.它们主要被用来催化Aldol, 烯丙基化, Diels-Alder, Ene和 Friedel -Crafts等反应....