双卷的英文

• twofold

• 双    two; twin; both; dual
• 卷    book
• 双卷的    twofold
• 双卷片    double quill
• 双卷暗盒    double magazine
• 双卷复卷机    bi-wind rewinder
• 双卷筒的    dual-drum
• 双卷筒绞车    double drum winch; double purchase winch; double-drum hoist; double-purchase winch; doubledrum winch
• 双卷筒绞盘    double capstan; doublecapstan
• 双卷圆簧组    double coil nest spring
• 双卷筒起网机    double-drum winch
• 双卷位开卷机    double coil holder arrangement; double-coil holder arrangement; double-coilholderarrangement
• 垂直式双卷复卷机    bi-winder
• 双卷层薄板试验机    double loop-sheet testing machine; doubleloop-sheettestingmachine
• 双卷开卷机支座    double headed coil stand; double-head coil stand
• 双卷筒提升机构    two drum crab
• 双卷筒积线式拉丝机    lation machine
• 双锯轴    twin saw arbor
• 双锯球胸虎甲    therates biserratus
• 双锯蛤属    bicrenulla
• 双锯齿形的    double-serrate
• 双锯齿声迹    duplex sound track

• Front suspension ( option ) , dual coil springs and shock absorbers
  前悬架（备选件） ：双卷簧和减震器。
• Double coil nest spring
  双卷圆簧组
• Magnetic tape sound recording and reproducing systems . part 6 : reel - to - reel systems
  磁带录音和放音系统.第6部分:双卷盘式磁带系统
• Magnetic tape sound recording and reproducing systems ; reel - to - reel systems ; identical with iec 60094 - 6 : 1985
  磁带录音和放音系统.双卷盘式磁带系统
• The device is suitable to 380 - 220kv substation ' s automatic closing emergency sources control of lines , two - winding transformers or three - winding transformers
  该装置适用于变电站内380v ? 220kv各种电压等级线路、双卷、三卷等变压器的双方向备用电源自动投入控制。
• Main functions are as follow : 1 ) according to the formula of spring and related technical standard and document , parameter computation of spring suspension has been carry out in the visual c + + environment and the result have been saved to data base . 2 ) the 3d model of spring suspension has been constructed by caxa platform which parameters come from the data base we saved in the first part
  该软件具备以下主要功能： 1 、根据圆柱螺旋压缩弹簧的结构尺寸公式及铁道部制定的相关技术规范文件，在vc + +环境下编制程序，实现一级刚度单卷弹簧、一级刚度双卷弹簧、不等高两级刚度弹簧组的结构尺寸设计，并将合理的设计结果保存到数据库相应的数据表中。

• 双卷的法语：bivolume