木材内部缺陷无损检测技术是新兴的多学科交叉的技术，该技术对木材生产领域及其深加工等多方面有着较高的应用价值。

Wood inner-defect detecting technology is a newly arisen and many subjects intersectional technology which has been successfully applied in wood production and many other fields.

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首先，构建了木材标准试件与不同类型的缺陷试件，采用先进的超声检测系统对木材试件进行超声无损检测，并记录下相应的超声原始检测信号；

First, wood specimens of standard and different types are made. Wood specimens are nondestructive tested by advanced ultrasonic test system, and copy relevant originality ultrasonic signal;

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首先，构建了木材标准试件与不同类型的缺陷试件，采用先进的超声检测系统对木材试件进行超声无损检测，并记录下相应的超声原始检测信号；

First, wood specimens of standard and different types are made. Wood specimens are nondestructive tested by advanced ultrasonic test system, and copy relevant originality ultrasonic signal;

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