EME occurred when inhomogeneous coal or rock is loaded at uneven speed with the moving of internal electrical charges during the development of cracks.
煤岩体的电磁辐射是由于非均质煤岩体在应力作用下非均匀变速变形及裂纹形成与扩展过程中，内部电荷的迁移而产生。
On the basis of these data, the main factors affecting the crack openings are found according to the basic principles on the emergence and development of cracks.
在试验资料的基础上，根据裂缝出现和开展的基本原理，找出影响裂缝宽度的主要因素。
Some technological problems in the preparation of ferroelectric materials are discussed in detail, such as the prevention of the powder agglomeration and the development of cracks of the film.
重点讨论铁电材料制备过程中的粉体团聚和膜裂纹扩展等有关问题。
The transient release of excavation load is accompanied by the development of cracks, the outburst of detonation gases and the formation of new free surface during the rock fragmentation by blasting.
岩体爆破开挖过程中，开挖荷载瞬态卸荷伴随着爆破破岩的裂纹扩展、爆生气体逸出以及新自由面形成等过程而发生。
Seepage action can influence the intensity of soil, and the development of cracks that come forth under the dry-wet alternate action reinforces force of seepage action.
渗流作用可以影响土体强度，红粘土在干湿交替作用后出现了裂缝，裂缝的发育增强了渗流作用对土体强度的影响程度。
Seepage action can influence the intensity of soil, and the development of cracks that come forth under the dry-wet alternate action reinforces force of seepage action.
渗流作用可以影响土体强度，红粘土在干湿交替作用后出现了裂缝，裂缝的发育增强了渗流作用对土体强度的影响程度。
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