effective lap有效搭接
effectiveadj.有效的;生效的;实际的
effective recording width有效记录宽
effective viscosity value有效粘度值
effective zone of jamming有效干扰区
effective technical means有效技术途径
effective consuming power有效消费能力
effective thyroxine ratio有效T4比值, 有效甲状腺素比值
effective emission height有效排放高度