• 1. zonal structure: 带状构造 | 分区结构 | 层状组织
• 2. internal zonal structure: 空间分带
• 3. concentric zonal structure: 同心带状构造

更多释义

• 1.Furthermore, the crystal grain size is larger, and the zonal structure can be universally observed in the late stage.
  结晶颗粒较大，并且，普遍可以观察到石榴石环带结构。
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• 2.The beresite from the Shuangshanzi gold mine contains a number of coarse-grained pyrite crystals with regular zonal structure.
  胶东乳山金矿双山子矿区黄铁绢英岩中的粗粒黄铁矿发育规则环带结构。
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• 3.The results revealed that the non homogeneous distribution of the carbide caused the "zonal structure" appeared in the joint of drill rod which is hardened and hightemperature tempered.
  结果表明，碳化物分布不均匀导致调质处理后在钻杆接头中产生“带状组织”。
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