无铁心开裂现象 no split of core
是否有裂纹、开焊现象 Does crack, snap the phenomenon ; Are there cracks, open welding phenomena ; whether there is a crackle, the welding phenomenon
混凝土结构抗裂性能差，开裂现象比较普遍。
The concrete structure is weak in counter crack, and the crack is common.
随着负荷加大、时间增长，可导致应力开裂现象。
As the load increased, the time growth can lead to stress cracking phenomenon.
本文是针对DS60挖掘机工作装置开裂现象进行分析与研究。
This paper aims at researching and analysis to the crack of Equipment of DS60 excavator.
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