With the XPL we are using intensive pulse lights system and this is a unique system that has a sapphire crystal and has integral air-cooling which is a combination of air cooling and contact cooling.是什么意思_With the XPL we are using intensive pulse lights system and this is a unique system that has a sapphire crystal and has integral air-cooling which is a combination of air cooling and contact cooling.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句