1) constant-current electron beam
恒定电流电子束
2) Current invariabili-ty
电流恒定
3) steady current
恒定电流
1.
For a steady current-carrying tightly wound solenoid with finite length,first,the expression of vector potential is derived by using the method of cylindrical function expansion and the expressions of magnetic field in the integral form are obtained by employing the relation between vector potential and magnetic induction.
对于通以恒定电流的有限长螺线管,首先用柱函数展开法推导出矢势的表达式,再利用磁感应强度与矢势的关系式,得出积分形式的磁场表达式。
2.
For a steady current-carrying tightly wound thick-wall solenoid with a finite length,the expression of vector potential is derived by using the method of cylindrical function expansion.
对于通以恒定电流的有限长厚壁螺线管,用柱函数展开法推导出矢势的表达式,再根据磁感应强度与矢势的关系式得出磁场的积分形式表达式。
4) constant current
恒定电流，恒流
5) constant current anodizing process
恒定电流法
6) electron beam
电子束流
1.
Multichannel hodoscope of electron beam energy spectrum;
多道电子束流能谱描迹仪
2.
The definition and measurement method of electron beam (EB) focal spot is reviewed.
回顾了焦点定义和测量方法 ,首次明确将电子束流焦点状态与焊接过程建立直接联系 ,揭示了具有焊接特征焦点与测量方法的内在关系 ,并根据束流与金属是否产生作用和作用的程度 ,将焦点分类成静态焦点、准动态焦点和动态焦点。
3.
Electron beam technology is being widely used in many applications.
在不同参数条件下,利用PIC方法计算电子束流的主要参数,分析了电子枪结构参数、空间电荷作用对束流特性的影响。
补充资料：恒定
永恒固定。
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