The scientist’s experiments have thrown great light on the amazing ways honeybees communicate in their dark hives.这位科学家的实验很清楚地表明了在黑暗的蜂房里,蜜蜂是怎样以很巧妙的方式传递信息的。You wonder how honeybees tell each other where to find food?你想知道蜜...
Current employment laws will be changed to reward effort and punish laziness.现行雇佣法要变，要奖勤罚懒。As rust is to iron, so is laziness to man.懒惰对于人好比铁生了锈.The primary cause of Tom's failure is his laziness.汤姆失败的根本原因是懒惰....
为了使过程最优化, 目标函数的公式是必不可少的.In order to optimize the process, formulation of objective function is necessary.在经济学最优化问题中所含的变量差不多总是带有某种约束条件.In economic optimization problems the variables involved are almost always subject to ...
Objective The establishment carbonizes - the acid in the solution determination Chinese chestnut � � s lead, thecadmium content.目的:建立碳化 - 酸溶消解法测定板栗中的铅 、 镉含量的方法....