1·You can use mulch made from bark, pine needles, cottonseed or oak leaves.
你可以使用由树皮、松针、棉籽或橡树叶制成的根护物。
2·You can use mulch made from bark, pine needles, cottonseed or oak leaves.
你可以用树皮，松针，棉籽叶或橡树叶做的根护物。
3·A two-step acid-catalyzed process for the preparation of biodiesel was carried out with cottonseed acid oil and methanol as the raw materials.
以棉籽酸化油和甲醇为原料，采用酸催化两步法制备生物柴油。
4·Based on FTIR technology, the paper measured the unregulated gaseous emissions from diesel engine which fueled with different blends ratios of cottonseed biodiesel and pure diesel.
通过FTIR技术，对燃用混合不同比例的棉籽生物柴油的柴油机的气态非常规排放物进行了在线测量，对生物柴油排放的二氧化硫、醛类、苯类进行了分析。
5·The nitrogen accumulation in cotton boll-shell, cottonseed, cotton fiber and single boll were significantly affected by the nitrogen application rates and their blooming stage.
铃壳、棉籽、纤维及单铃氮素累积受施氮水平和开花期的影响。