因为机械化生产的板材一般会放置一段时间再加工，这样利于甲醛挥发。
Because production mechanization plate usually set period of time, this machine to formaldehyde volatile.
甲醇是C1化学的重要产品，其深加工产品涉及烯烃、有机酸、各种含氧化合物、二甲醚和甲醛等。
Methanol is an important product from C1 chemistry and its derived products include ethylene, organic acids, oxygen containing compounds, dimethyl ether, formaldehyde, etc.
该产品的主要技术指标以甲醛释放量和加工程度为标准定等级。
The main technical indexes of products with formaldehyde to release a quantity to standard set level.
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