详细介绍了取心工具的构造、特点及其主要技术规格与技术参数。
It has introduced in detail on structure, Properties and main technical specifications and technical parameters of cored tool.
详细介绍了取心工具的构造、特点及其主要技术规格与技术参数。
It has introduced in detail on structure, Properties and main technical specifications and technical parameters of cored tool.
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