"Data" is the Latin plural form of "datum".data在拉丁文中是datum的复数形式。The piezpmetric head is also measured from the same datum level.测压水头亦应从同一基准面算起.Ann : It is always the dryasdust datum and numbers every day.每天都是枯燥无味的数字和数据.&...
Similarly the positively charged proton has a negatively charged antiparticle, the antiproton.同样的,带正电荷的质子具有其带负电荷的反粒子—即反质子.This sister particle is usually called an antiparticle.姐妹粒子通常称为反粒子.This property, often called " h...
By the time he's twenty he'll know everyone worth knowing in Washington.到20岁时，他就会认识华盛顿所有值得认识的人。The storms had abated by the time they rounded Cape Horn.他们绕过合恩角时，暴风雨已经减弱。Scott was obviously inebriated by the tim...
What is the range of the pelagic environment?水层环境的范围是什么?What is the origin of pelagic oozes?远洋软泥的来源是什么?Plankton and nekton are pelagic organisms.浮游生物和自游生物都是海面的生物....