最小升降窗口
best base
MLW
best available information
Briain tumor
the min leave window MLW
《房委会升降机及自动梯承办商名册》
Housing Authority List of Lift and Escalator Contractors
《升降机及电楼梯安全使用守则》
Code of Practice for Safe Use of Lifts and Escalators
C型臂X线机升降系统
C-arm lift system of X-ray