gooseneck
鹅颈
鹅
转
雁颈
S形弯管鹅颈形通风管鹅颈钩吊杆的鹅颈鹅颈形的
活动弯头
吊杆的鹅颈
转轴
透气筒弯头
乘人结绾头扣
S型零件
鹅颈管
浇壶
鹅颈谷
S型弯管
鹅头形物
gooseneck ventilator
鹅颈通风筒
鹅颈形通风筒鹅颈式通风筒
鹅颈式通风筒
鹅颈形通风筒
three-way connection for gooseneck pipe
a hyperinsulinaemic-euglycaemic clamp
active clamp forward converter
Adjustable and Multi Angle Ground Clamp