Results show that suitable welding parameter can reduce occurrence of cracking, but it is not the most important factor.
结果表明：选择合适的焊接参数可减少裂纹的产生，但其作用有限，还不能从根本上消除裂纹。
The experimental results show that the cracking pressure for hollow cylinder is not influenced by the axial load when it is lower than 80% of the uniaxial compression strength.
试验结果表明：轴向应力低于单轴压缩强度80%时孔道试样在内压下拉伸破裂，压力与轴向应力没有明显关系；
The second picture is impressive. In early summer, it is not rare to see in the Northwest of China that plastic covering moisturizes sprouts grown in the cracking fields.
第二幅照片最令人难忘，大块干裂的田地里，塑料薄膜为禾苗供给着水分，这在初夏的西北并不少见。
The second picture is impressive. In early summer, it is not rare to see in the Northwest of China that plastic covering moisturizes sprouts grown in the cracking fields.
第二幅照片最令人难忘，大块干裂的田地里，塑料薄膜为禾苗供给着水分，这在初夏的西北并不少见。
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