concrete ' s crack 混凝土裂缝
concrete s crack 混凝土裂缝
concrete ' s crack
混凝土裂缝
以上为机器翻译结果，长、整句建议使用 人工翻译 。
A boundary 's equation of microcrack region near crack tip of such brittle materials as concrete has been obtained according to the Griffith' s criterion and fracture mechanics.
利用格利菲思强度准则和断裂力学原理求得了混凝土类脆性材料裂缝端部微裂缝区的边界方程。
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