无污染双绿色制冷制热 Two-green non-pol luting heating cooling
直流变频冷暖双色系列 DYRN
双色冷
Dual color cold
以上为机器翻译结果，长、整句建议使用 人工翻译 。
研究了冷阱浓缩气相色谱-质谱法检测双色板在激光工艺雕刻过程产生的挥发性有机污染物的组成。
The volatile organic compounds (VOCs) produced in the laser-sculpture process of bicolor board were studied using cold trap condensation-gas chromatography-mass spectrometry.
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