knee timber

木材弯扳机,wood... ... ) curved wood 弯曲木材 ) knee timber 拐弯木材 ) wood bending 木材弯曲学 ...

航海及海运专业词汇英语翻译(J-L) ... knee timber 肋板用材 knee timber 木肘材 knee 弯头 ...

航海及海运专业词汇英语翻译(J-L) ... knee rider 特长梁肘 knee timber 肋板用材 knee timber 木肘材 ...