skirt panel switch的意思|示意

围裙板安全装置 ... skirt panel safety device 围裙板安全装置 skirt panel switch 围裙板安全装置 skirt safety device 围裙板安全装置 ...

围裙板安全装配 检修节制装配 inspection control device 围裙板安全装配 skir safety device;skirt panel switch 扶手带断保护装配 control guard for handrail breakage ..