粘土矿物能催化脱羧基作用是早已认识到的问题.The ability of clay minerals to catalyse decarboxylation has long been recognised.这些部位包括羧基 、 羰基 、 环氧基和氨基等.These sites include, carboxyl, epoxy, amino and the like.结果表明,燕化公司研究院研制生产的YH -05 羧基丁苯胶乳各项性能指...
The plan for a citywide cleanup was the mayor’s baby.全市性的清扫计划是市长的得意之作。Destructors are the C # mechanism for performing cleanup operations.析构函数是执行清理操作的C # 机制.The Governor has now called in the National Guard to assist the...
Football is a manly sport.足球是一项激烈的体育运动.The boy walked with a confident manly stride.这男孩以自信的男人步伐行走.He laughed triumphantly, and silenced her by manly smothering.他胜利地微笑着, 以男人咄咄逼人的气势使她哑口无言.His manly beauty and more than com...
Its upper limit is determined by the conditions in the ionosphere.其上限由电离层的状态而决定.The ionosphere is a complex medium, which is aeolotropy, asymmetry, dispersive and changes randomly with time.电离层是随机时变, 各向异性, 非均匀 、 色散的复杂介质....