... 常用类材料采购 (The commonly type of material) 特殊类材料采购 (The special type of material) 工人招聘 (Workers recruitment) ...
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It clarifies that the new type of material is a ideal material which is used at the protective covering of the special cable and optical cable.
并且阐明了这种新型材料是用于特种电缆和光缆护套的理想材料。
This material can be divided into two types of a mineral aggregate for a particular type, the other for special alloy aggregate type.
此材料可分为两类型一为特殊矿物骨料型，另一为特殊合金骨料型。
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