ultra strength

The Strength of Ultra-fine Grained Ferrite Steel

超细晶铁素体钢的强度

Analysis of layer split fracture morphology of ultra-high strength steel target under penetration

超高强度钢靶板穿甲过程中层裂断口形貌分析

Therefore, this special structure of the decision that it has ultra-high strength, high insulation, water seepage and other unique wood properties.

因此，这种特殊结构决定了它具有超轻高强、高效保温、防水防渗等独特的材性。

Effect of Adiabatic Shear Bands in the Ultra-High Strength Steel Target on Penetration Resistance

超高强度钢靶板中绝热剪切带的有益作用

Researches on stitch tear strength of test pieces made of ultra-microfiber PU leather under different technological conditions were conducted. The results show that the distinct sequences of influential factors vary with different requirements of sewing effects.

采用正交试验法研究了超细纤维PU革，在不同缝合工艺条件下制成试样的撕裂强度，结果表明：对缝合效果要求不同时，影响皮革缝合撕裂强度各因素的显著性排列的顺序也不同。