The substitution of organic matter, grassfiber and rice chaff with low price and high quality for turf lowers cost.
大量使用价廉质优的有机物料、草纤维及砻糠来替代泥炭,降低了成本;
2
The crashworthiness of grassfiber reinforced epoxy tubes as collision bumper is studied and a comparison of absorption property with aluminum alloy tubes is made.
研究了玻璃纤维增强环氧圆柱管作为缓冲装置的撞击吸能特性,并与铝合金圆柱管的吸能特性进行比较。
3
Crude protein content, crude fiber content were agreement with or higher than international first grade dry grass product standard.