needle felt

基本解释

C/C composites were prepared by needled felt with fibre volume fraction of 40%, 30% and 25% densifying through chemical vapour infiltration for three times.
以40%，30%和25%3种不同纤维体积分数的针刺整体毡为坯体，经3次化学气相浸渗后制备C/C复合材料；
This article analyses influence of heat setting process on abradability and air permeability of batt-on-mesh needled felt.
分析热定型工艺对底网针刺植绒毛毯耐磨性和透气性等的影响。
To keep up with the market demand, weftless needled felt, geotextiles and woven compound geotextile are developed. The article compares the physical, mechanic and hydraulic features of these products.
根据市场需要，相继开发了无纬有基土工布、无基土工布及机织复合土工布，并对这三类产品的物理特性、力学特性及水力特性进行了测试比较。