词语吊杆
解释boom climbing pole davit derrick derrick boom swing bar
吊杆boom;boom spar;crane boom;jib详细»
吊杆suspension rod详细»
吊杆boom;gib;steeve;suspension link详细»
吊杆crane boom;gib;gibbet;hanger rod;hanging support;jib;pike pole;sag rod;say tie;steeve;suspension member;suspension rod详细»
吊杆steeve详细»
吊杆drag link详细»