英语词汇“class 4 laser product”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	class 4 laser product
释义	class 4 laser product 四类激光产品允许人体接近超过三 B 类可接受发射极限AEL激光辐射的激光产品。
随便看	correct to correct to point one correct to zero point correct track judging correct trajectory Correct Treatment correct type correct typing rate correct understanding Correct unpunctual ignition correct usage correct use Correct use of antibiotics Correct using on oil seal correct value correct valve facing correct video level correct view of political achievement correct watch Correct way to cast concrete correct weakness correct-word Correct Word Before correct words correct-words