actual quantity over standard quantity
actual quantity under standard quantity
rainfall quantity rainfall quantity
clear mark [= clearing mark]
End-of-Tape Mark (EOT Mark)
tidal bench mark [= tidal mark]
小量义(meaning of little quantity) format
abnormal information quantity S
Absolute Information Quantity
absorbed hydrogen quantity
吸氢量
电荷耦合元件
电荷耦合器件
电荷藕合组件
光电偶合器