By spraying white mineral oil of food degree to corn in grain conveyer the performance stability of the equipment the dedusting effect of white mineral oil and the change of fatty acid value in corn sprayed during storage was studied .

并通过在粮食 储运现场实地喷施，检验了喷油抑尘设备的工作稳定性能、 白色矿物油的防尘效果及抑尘剂的使用对谷物储藏期间脂肪酸值变化的影响。

White mineral oil ( petroleum ) light ;

轻 白 矿物 油（石油醚）；

Refuse white mineral oil keep the seal durability of the curtain wall

正确 选材拒绝 白油胶维护幕墙结构粘结密封耐久性

Finally inspecting the residue of white mineral oil in the flour by means of gas chromatography indicated that the hygienic requirements for foods were fully satisfied .

最后，用气相色谱法对面粉中的食品级 白色 矿物 油残留量进行检测，完全满足食品卫生要求。