Venue: Alu Ancient Cave Scenic Area of Luxi County.地点: 泸西县阿庐古洞景区.The Cambrian - Ordovician strata in Luxi Block are very continuous and well exposed.鲁西地块的寒武 - 奥陶纪地层出露连续,露头较好.Luxi Alu Ancient Cave Fair Worshiping Kwan - y...
那是个偏心轮.That is an eccentric wheel.采用偏心轮和弹簧结构, 研制了口腔修复体疲劳寿命测试机.Using eccentric wheel and spring, an instrument was developed in this study.其整个系统主要由偏心轮夹紧机构、液压泵站和单片机控制系统组成.The whole system mainly consists of eccentric cam h...
The course is designed to help students with colour and composition.设置这门课程是为了指导学生如何运用色彩和构图。the chemical composition of the soil土壤的化学成分He played a piece of music of his own composition.他演奏了一首自己创作的曲子....