repeated tensile strength 中文意思是什麼
repeated tensile strength
解釋
反復抗張強度-
Third according to the practice, over 300 g / m2 of the staple nonwoven geotechnical fabric is used in the bank project of the large rivers, its tensile strength is 600 n / 5cm. forth the filtration under the traffic load, normally, the traffic load is repeated load and fast movement. in this case, thick filtration is applied, such as sand and / or thick fabric, of which weight is over 700 g / m2
研究結果表明:對d _ ( 85 ) 0 . 074mm的土料,不宜採用土工織物作濾層;對級配極不均勻的土壤(不均勻系數cu 2或cu 6 ) ,在滲流作用下,很容易發生管涌,對土工織物的選用要慎重;一般大江大河的護坡工程至少應採用300g m ~ 2以上的短纖無紡土工布,其抗拉強度為600n 5cm左右。
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