adjustable constant current source
可调恒流源
以上为机器翻译结果，长、整句建议使用 人工翻译 。
It is concluded that the laser constant current source made of the synchronously adjustable tandem constant current tube has high constant current characteristic and protective property.
结果表明，用同步可调恒流管串联式电路制作的激光器恒流源具有很好的恒流特性和保护性能。
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