不过,我并不想推荐这种方法,因为它是不会随着时间的验证,作为。
Generally choose gesso more boron hydrates, zinc carbide and aluminum hydroxide, magnesium hydroxide.一般选用结晶水较多的硼化物、锌化物及氢氧化铝、氢氧化镁。
Processing category:Various dry and wet materials that could be crushed, including chemical raw materials, gesso.加工类别:各种可以粉碎的干湿料物,化工原料、石膏粉、皮类、粮食类、塑料类。