词目：原生构造 释文：原生构造是岩石在成岩过程中发育的构造。如原生岩浆构造（流线、流面等）和原生沉积构造（层理、波痕等）。
原生构造和次生构造。
大塘坡原生锰矿矿体形态和矿石结构较复杂，构造简单，属滨海盆地相沉积。
The shape of Datangpo primary manganese deposit and its ore structure are comparatively complex but the structure is simple which belongs to the sedimentary of littoral basin facies.
恢复原生沉积构造的原始产状要素，是古水流分析中的一项重要基础工作。
To restore the original occurrence condition of a primary sedimentary structure is a routine work for palaeocurrent analysis.
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