摩擦系数the coefficient of friction系数为1表示各个市场的步调完全一致。A coefficient of one means the markets move perfectly in step.倘若两个信号都是随机的, 则 互相关系数 为零.If the two signals are random, the cross - correlation is zero....
He was thick-skinned enough to cope with her taunts.他脸皮厚，不怕她嘲弄。His bare feet were smooth on top and rough-skinned underneath.他赤裸的双脚脚面很光滑，脚底却很粗糙。She was smooth-skinned and pretty.她皮肤光滑，非常漂亮。...
Her teacher recalled: "She was always on about modelling."她的老师回忆说：“她那时老是说要当模特。”More than 3,000 cars were recalled yesterday because of a brake problem.3,000多辆汽车因为刹车问题昨天被召回。I recalled that he had mentioned the problem onc...
Soil compaction may limit horizontal root extension.土壤的紧密度能限制水平根的扩展.The design and application effect of the horizontal twinroler machine for coal briquetting have been introduced.介绍了用于压制型煤的卧式对辊压球机的设计和应用效果.This hillock i...
St George slew the dragon.圣乔治杀死了那条龙。The landscape of the Great Wall is like a dragon.长城的全景像一条龙.No one came into Dragon King Temple without breaking into a cold sweat.谁进得龙王庙不捏一把冷汗?...
莎士比亚戏剧中)朗诵序诗及收场白的演员.In Shakespeare's plays an actor who recites the prologue and epilogue.这几行诗是他那长篇叙事诗的序诗.The lines form a prelude to his long narrative poem....