自动正时提前齿轮
automatic timing advance gear
自动正时提前机构
automatic timing advance mechanism
自动正时提前总成
automatic timing advance assembly
发动机正时提前装置
engine timing advance unit
可变的正时提前装置
variable timing advance unit
保护及自动装置动作逻辑
action logic of protection and automation equipment
UFV-2型电网安全自动装置
UFV 2 series power grid stability control equipment
安全稳定自动装置
automatic safety stabilizing device
安全自动装置
safety automation devices
automation devices
automatic safety device
safe automatic device
safety automatic equipment
security automatic equipment
automatic safety equipment
security and automatic device
safety and automation device
security control equipment
security autom atic equipment
电力系统安全自动装置
power system security protection system
电力系统自动装置
power system automation equipment
放射源自动装置
Radiation source automatics
飞机用自动装置
airborne automatic equipment
活套位置检测装置自动校零
auto-initialization of looper position measurement instrument
auto-initialization of looper position measurement