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Natural gas : drying, sweetening, acid gas treatment.
天然气：干燥，脱硫，酸气处理。
youdao
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Lumber dry method has natural air and low temperature drying two kinds.
木材的干燥方法有自然晾干和低温烘干两种。
youdao
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Lumber dry method has natural air and low temperature drying two kinds.
木材的干燥方法有自然晾干和低温烘干两种。
youdao