日前，川崎重工在日本北海道的大木町多功能航空公园，成功对其最新研发的复合型无人直升机“K-RACER-IV”进行了飞行测试。该无人机搭载了川崎忍者H2R上的998cc“super charge”直列四缸机械增压引擎。该机是一台复合型无人直升机，目前还属于测试样机。直径为4m的主螺旋桨，产生上升力；与传统直升机不同，该机装...
Animals were equally divided to seven groups as follows: Group-I (Controls), Group-II (5 mg/kg), Group-III (10 mg/kg), Group-IV (20 mg/kg), Group-V (100 mg/kg), Grup-VI (200 mg/kg) and Grup VII (500 mg/kg).After 24 hours, animals were sacrificed under general anesthesia...