1) power cutting burner
氧熔割炬
2) oxygas cutting torch
氧气割炬
3) lance cutting
氧炬切割
4) oxy acetylene cutting torch
氧-乙炔割炬
5) cutting torch
割炬
1.
Usage and maintenance of welding and cutting machines(73)——Typical usage and maintenance of welding torch and cutting torch;
焊接与切割设备的使用和维修(七十三)——焊炬、割炬的使用与维修
2.
New type of cutting torch based on water vapor plasma arc;
一种基于等离子弧的水蒸气割炬
6) torch
[英][tɔ:tʃ] [美][tɔrtʃ]
割炬
1.
pipe rotation, torch travel along pipe, torch bevel and torch bevel rotation, reference planes were also defined, the parameters for NC cutting such as intersecting curve, local dihedral, torch bevel angle and torch bevel rotation angle were expressed in parametrical e.
将切割运动分解为管的回转、割炬平移、割炬倾斜和割炬倾角旋转四轴运动,定义了建立数学模型所需参考平面,给出了数控切割时相贯线、局部两面角、割炬倾角和割炬倾角旋转角各参数的参量表达式。
2.
In order to solve the problem of processing the three-dimensional curved surface in intersecting curve with groove cutting at the end of pipe, the ensurance of torch track and the selection of torch pose become the key to better processing quality.
针对管端相贯线坡口切割过程中存在三维空间曲面加工问题,研究割炬轨迹的保证和姿态的选择是获得良好加工质量的关键。
3.
According to the theory of analytical geometry of three dimensions, the mathematical model of pipes intersection is given, which use parameter equations to describe the geometry shape of welding groove of pipes intersection and can be used in four-axis interlock numerical-controlled torch pipe cutting machine.
针对4轴联动火焰数控切管机,分析了管端相贯焊接坡口数控切割运动,将切割运动分解为割炬绕被切管的回转、沿管轴线的平移及在轴剖面内的倾斜、垂直于切割轨迹的4轴联动,给出了数控切割所需相贯线、两面角、实际切割角等参数的参量表达式。
补充资料：对苯乙炔-噻吩乙炔共聚物
分子式：
CAS号：
性质：为苯乙炔与噻吩的共聚型导电聚合物。电导率在3.5×10-7S/cm左右，比相应的苯乙炔型聚合物电导率高几个数量级。这种导电聚合物的最大吸收波长在455nm附近。制备方法多通过对苯二醛，或者噻吩2,5-二醛与噻吩或苯的双Wittig盐试剂进行偶合反应得到。或者通过对二甲苯与2,5-二甲酰基噻吩的缩合反应制备。
CAS号：
性质：为苯乙炔与噻吩的共聚型导电聚合物。电导率在3.5×10-7S/cm左右，比相应的苯乙炔型聚合物电导率高几个数量级。这种导电聚合物的最大吸收波长在455nm附近。制备方法多通过对苯二醛，或者噻吩2,5-二醛与噻吩或苯的双Wittig盐试剂进行偶合反应得到。或者通过对二甲苯与2,5-二甲酰基噻吩的缩合反应制备。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条