实际实物生产率
marginal physical productivity
实际重新加工成本
actual remanufactured cost
总重皮重比
ratio of gross to tare weight
PC机内存实际物理地址
PC memory real physical address
按实际可达到的尽可能低
as low as reasonably achievable
ALARA
抱不切实际的想法
get ideas into one’s hand
变扭器实际出厂编号
effective torque converter serial number
辨重实验
weightlifting experiment
波实际到达时间
The actual arriving time of wave