This method has such characters as simple operation,low cost of check,low expenditure on labors,uneasily omitting to flaws and extensive applicability.

• 这种日检方法具有操作简单,检测费用低,缺陷检测全面,劳动强度降低,查绳速度快,不易漏检缺陷等特点,适用范围广。