由于该算法对方程的个数和变量的个数没有什么特殊的要求，因此可以处理欠约束问题。

Because this algorithm hasn't special need to the number of the equations and the variables, we can deal with under-constraint problem.

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沿海滩涂围垦地基土处理对沿海地区开发建设的意义非常重大，而该类地区土的欠固结性及承载力低是工程建设中比较突出的问题。

Foundation soil treatment method of coastal beach reclamation is very important for development and construction of coastal area, which has problems of low consolidation and bearing capacity.

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主要介绍了凿岩台车DCS12液压系统发热、欠压的主要原因及诊断、处理的办法。

The paper mainly introduces hydraulic system of DCS12 rock drilling rig about main cause of heating and low voltage and means of diagnosis and treatment.

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