urea methanal 尿甲醛
methanal preparation 甲醛制备
urea methanal preparation 尿甲醛制备
methanal sodium bisulfite 甲醛次硫酸氢钠
同义词： formaldehyde
以上来源于: WordNet
N → the systematic name for formaldehyde
Methanol is used as a solvent and in methanal production.
甲醇用作溶剂，以及用于甲醛生产。
For Group B, the vitalight lamp radiation and steaming of methanal plus PP were used in combined air sterilization.
紫外线灯照射与甲醛加PP熏蒸联合空气消毒为B组。
The detection rate of methanal sodium bisulfite was the lowest in steamed bun (0.0%) and the highest in vermicelli (22.9%).
甲醛次硫酸氢钠检出（超标）率，馒头最低（0.0%），粉丝最高（22.9%）。
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