A与B的差异
the difference between the Earth’s principal inert
包括容差的建屋量指标
product target including safety margin
比率制动的差动保护
Ratio restraint differential protection
表现最差的蓝筹股
the worst performer on the blue-chip index
不密闭的差速器密封
leaking differential seal
LDS
不同时间的差异
differentiation over time
参数误差的检测
parameter fault detection