He mistakenly ascribes the expression "survival of the fittest" to Charles Darwin.他错误地认为“适者生存”是查尔斯·达尔文说的。Natural selection ensures only the fittest survive to pass their genes on to the next generation.自然选择确保只有最适应环境的物种得以...
Removal or mechanical decoupling of the source of vibration.消除与振动源的机械耦合.Simulation shows that HPMSM control bused on nonlinear decoupling control theory has good performance.通过仿真验证,基于非线性解耦控制的混合磁路电动机控制系统可以达到良好的性能.A robust...
根和根冠被一鞘 状 结构,即胚根鞘所覆盖.Both root and root cap are covered by a sheath - like structure called the coleorhiza.用来保护发育的胚芽的鞘状的结构.Coleoptile A sheath like structure that protects the developing plumule in grasses.胚根鞘:保护幼根的鞘状结构....
The rain will percolate through the soil.雨水渗入土中.Rain water will only percolate through slowly.雨水只会慢慢地渗进来。I'll percolate some coffee, ie make it by percolating.我去用过滤法煮些咖啡....
At the appraising meeting, experts stated this method was superior to others.鉴定会上, 专家们指出这种方法优于其他方法.Gloria slid an appraising eye over the rest of the rack before reaching for the dress.格洛丽亚以审视的眼光向货架上其余的衣服扫了一遍，才伸手去拿那件连衣裙。...