兑水 发表于 2009-12-3 09:32:59

ASTM F 1805-2000 冰雪覆盖地面上单轮直线驱动牵引力的标...

F1805-00 Standard Test Method for Single Wheel Driving Traction in a Straight Line on Snow- and Ice-Covered Surfaces
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查看完整版本: ASTM F 1805-2000 冰雪覆盖地面上单轮直线驱动牵引力的标...