求翻译：在对企业进行全面了解、考察调研和分析之后，评级机构会用专用符号或简单的文字形式来表达企业的行用等级是什么意思？

Inspections, investigations and analysis in a comprehensive understanding of the enterprise, the rating agencies will use special symbols or simple form of words to express the line with level

In a comprehensive understanding, study after study and analysis, rating agencies will use a special symbol or a simple text format to express business in line with class

In carries on after the enterprise the comprehensive understanding, the inspection investigates and studies and analyzes, the rating organization can use the special-purpose mark or the simple writing form expresses the enterprise the line to use the rank

Overview of business understanding, investigation and analysis, rating agencies will use special symbols or lines of simple text expression in the form of enterprise level

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