牵引车与挂车之间气制动管连接器的英文

pneumatic braking connections between motor vehicles and towed vehicles

• 牵引车:    drafter; tractor; ...
• 与:    take part in; part ...
• 挂车:    hand car; trailer; ...
• 之间:    between; among
• 气:    gas
• 制动:    braking; retardati ...
• 管:    pipe; tube
• 连接器:    connector; union; ...