scribing block

国际贸易>风电词汇中英文对照表 ... screwdriver 螺丝刀,起子 scribing block 划线笔 sealing 密封 ...

民航英语维修词汇_航空翻译_民航翻译... ... screwjack 螺杆（作动器） scribing block 划线规 scroll 卷轴；涡管 ...

直角三角形_馆档网 ... "画线板"," scribe board" "画线针盘"," scribing block" "蜗形壳"," scroll casing" ...