dual beam laser diode 双光束激光二极管
Dual-Beam Laser Welding Machine 光纤与激光器耦合系统
dual-beam laser 双束激光
dual beam laser welding 双光束激光焊
dual beam single mode laser 双光束单模激光器
dual laser beam 双光束
dual-spot laser beam 双焦点光束
dual laser beam welding 双光斑焊接
dual-spot laser beam welding 双光点激光焊接
The application of dual beam laser welding of different thickness blanks in automobile manufacture leads to decreases vehicle weight and reduces manufacturing costs effectively.
不等厚板激光焊接技术在汽车制造中的应用，有效地降低了车身重量，节约了生产成本。
In 1907, Einstein likely did not foresee a time when dust-sized particles of glass could be trapped and suspended in air by dual laser beam "optical tweezers."
1907年时，爱因斯坦似乎没能预见到这样的时代，在这个时代，“镭射光钳”发射双重激光，从而困住灰尘一般大小的玻璃微粒，使它们悬浮在空中。
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