分级指标值 P3 为正、负风压测试值绝对值的较小值的翻译：P3 gradation index values for positive and negative air pressure test value absolute value of smaller value 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

The value of grading index for smaller values ??of positive and negative pressure test the value of the absolute value of p3

P3 gradation index values for positive and negative air pressure test value absolute value of smaller value

Graduation target value P3 is the plus and minus wind pressure test value absolute value small value

Rating indicator value 3 P damaged from wind pressure is positive and negative value of the test of an absolute value smaller value

P3 gradation index values for positive and negative air pressure test value absolute value of smaller value