源

• The component having a more localized source is referred to as residual .
  由局部源产生的分量称为区域异常。
• All the streams flowing off the granite contain dissolved uranium .
  所有源于花岗岩的河流都含有可溶性的铀。
• Current sources are most useful in modeling the behavior of transistors .
  电流源在模拟晶体管特性时极其有用。
• Most, if not all fungi, can dispense with inorganic sources .
  即使不是全部亦是大多数的数真菌都可省去无机源。
• We have indicated controls at both the sources and the receptors .
  我们已指明了在排放源和承受体两方面的控制。
• The phase difference between the two sources is gradually drifting with time .
  两个源的位相差随时间逐渐移动。
• After the colon, the duodenum is the most common site for diverticulum .
  继结肠源，十二指肠是憩室最多见的部位。
• The source of electrons in an electron microscope is a heated filament .
  电子显微镜中的电子源，是一加热的灯丝。
• The feed system of a rocket engine may be the cause of undesirable oscillations .
  火箭供应系统可能是有害的振源。