检查口 meaning in English
access hatch
access opening
check hole，check pipe
checkhole，checkpipe
inspection door
inspection hole
inspection opening
inspection port
jck
Examples
- Gullies for buildings - access covers
建筑物集水沟.检查口盖 - Access openings 500 for boilers
锅炉的500检查口 - Marking and identification of access panels to ground serving points and aircraft servicing and savety hazard points
地面维护点和飞机维护点及安全危险点检查口盖的标志与标识