cleavage crack meaning in Chinese

解理缝
解理裂纹

Hematite mainly occurs in cleavage cracks and microfissures of such minerals as feldspar , and the higher the hematite content , the deeper the red color
赤铁矿主要赋存在长石等矿物的解理缝及其显微缝隙中，赤铁矿的含量越多，颜色越红。
With a detailed understanding of strength in alloys , this lecture begins to address the issue of ductility and toughness . necking and cleavage cracking are discussed in terms of prior concepts
在详细的了解合金的强度之后，这堂课开始说明延性及韧性。并以前面所学的观念探讨颈缩及劈裂破坏。