Shanghai Hongrun Construction Machinery Equipment Leasing Co. , Ltd. is a large professional leasing companies.

上海鸿润建筑工程机械设备租赁有限公司是一家大型专业租赁公司。

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For machinery and equipment, but also have their own heart, if the heart of a problem, in the absence of repair before use, the harm is very large.

对于机器设备来说，也有自己的心脏部位，如果心脏部位出现了问题，在没有修好之前使用，带来的危害是十分大的。

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Mineral resources production processing urgently need to develop new, more efficient large crushing grinding equipment, so using new system sand machinery is one way to solve a shortage of resources.

矿产资源生产加工迫切需要研制开发新型高效的大型破碎粉磨设备，因此采用新型制砂机械是解决资源短缺的方法之一。

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