gelatin layer adhesion used to carry warm clothes. Material layer is made of iron, stone, activated carbon, inorganic salts, water and other synthetic polymers. Warm handbags (one heat) a heat principle is exothermic oxidation, iron and oxygen in the air, oxidation occurs, releasing heat. Baby from the warm temperature genuine fast, uniform heating, long duration, the viscosity is moderate, not falling material. I use Hengda produced bears a hot babe, this is now the network warm classes posted sales charts. Warm your baby can not only keep warm, also has therapeutic effects.
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Neutral medium, it should be chosen for the copper alloy shell material valve solenoid valve, or valve shells falling debris often rust, especially the movements do not frequent occasions.
中性介质,也宜选用铜合金为阀壳材料的电磁阀,否则,阀壳中常有锈屑脱落,尤其是动作不频繁的场合。
Such as material aging, not perfect, the craft falling behind, consuming greatly, high cost, unsteady production, and low output mass in these entry-level step's sign kilns.
这些初级阶段的立窑装备老化、不完善,工艺落后,消耗大,成本高,生产不稳定,产量质量低,它们正处于被淘汰的处境。
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