[机] wall creeper type jib crane, wall jib crane

qiáng zhuāng xuán bì diào chē ㄑㄧㄤˊ ㄓㄨㄤ ㄒㄩㄢˊ ㄅㄧˋ ㄉㄧㄠˋ ㄔㄜ