| 1. | Beam current limiter circuit 电子束限流电路 |
| 2. | Beam current ustment 电子束电流调整 |
| 3. | Beam current modulation 束电流调制 |
| 4. | Beam current limitation 束电流限制 |
| 5. | Scanned beam current 扫描波束电流 |
| 6. | Effects of the space charge forces and the beam halo in an avf cyclotron with intense beam currents 型?旋加速器中的空间电荷效应和束晕 |
| 7. | Welding - acceptance inspection of electron beam welding machines - measurement of beam current characteristics 焊接.电子束焊接机的验收检验.电子束电流特性的测量 |
| 8. | Welding - acceptance inspection of electron beam welding machines - part 3 : measurement of beam current characteristics 焊接.电子束焊接机的验收检验.第3部分:电子束电流特性的测量 |
| 9. | Welding - acceptance inspection of electron beam welding machines - part 3 : measurement of beam current characteristics iso 14744 - 3 : 2000 ; german version en iso 14744 - 3 : 2000 焊接.电子束焊接机的验收检验.第3部分:电子束电流特 |
| 10. | The results show that by increasing the beam current or beam radius , the gain of the structure can be increased . the decreasing of the beam voltage increases the gain of the twt but reduces the bandwidth 得出的主要结论为:电流和电子注半径的增大使得该结构的行波管的增益有较大增加,电压的降低可使增益加大但带宽减小。 |