calibration of system deviation  系统偏差校正

Correcting Deviation System  纠偏系统

Deviation System  偏转系统

a back stationary flat system with suction device  包壳破损探测; 后固定盖板系统

Device Resource Information System  规则

MWD system for deviation control  MWD定向纠斜

station device monitoring system  车站设备监控系统

system component deviation  系统零件偏移

system protection device  系统保护装置

Water Level Control System for Deoxidization Device  除氧器水位调节

system frequency deviation  系统频率偏差

Multi-functional operation device system  多功能电动手术器械系统

System System Software  系统软件

positive list system system  肯定列表制度

inter-backup system for central control system and district-level dispatch system  集控与地调互备系统

Single school system; Single track system; Unitary school system  单轨制

Single track system; Single school system; Unitary school system  单轨制

Unitary school system; Single school system; Single track system  单轨制

7-year system switching to 8-year system  7转8学制