1、训斥
... back rack angle 纵向角 rack back 训斥 ; 在井架中排立钻杆 ; 用齿条退回 Rack to Back Credit 背对背信用证 ...
2、在井架中排立钻杆
... back rack angle 纵向角 rack back 训斥 ; 在井架中排立钻杆 ; 用齿条退回 Rack to Back Credit 背对背信用证 ...
3、用齿条退回
... back rack angle 纵向角 rack back 训斥 ; 在井架中排立钻杆 ; 用齿条退回 Rack to Back Credit 背对背信用证 ...
Rack to Back Credit背对背信用证
full rack back position齿条后退极限位置
back rack背后接线架;经纱张力调整机;后架
back rack angle纵向角
Push Back Rack后推式货架;后推式料架;后推货架
Push-Back Rack后推式货架
back shading rack反遮架;反向电阻