The aircraft bumped along erratically without gathering anything like sufficient speed.飞机忽上忽下，飞行很不平稳，根本未达到应有的速度。Police stopped him for driving erratically.警察因其驾驶不循规则而把他拦下了。Magnetitite - bearing plugs are found erraticall...
Commercial cellulase, hemicellulase and pectinase were applied to hydrolyze sugar cane bagasse.应用纤维素酶 、 半纤维素酶和果胶酶水解蔗渣.Bagasse fibre: Fibre sometines used in paper - making obtained from sugar cane.蔗渣纤维: 甘蔗压榨后的蔗渣纤维,可作造纸用....
现在所有的战斗机都装备了机关炮.Now all the fighter planes are all armed with cannon.我们的战斗机都装备了机关炮.Our planes are all armed with cannon.这架机关炮的转速很高,每分钟可达到500转.This machine cannon has a high rotating speed reaching 500 revolutions a minut...