Care is needed when loading the roll to prevent twisting or kinking the film...装胶卷时要小心，别使胶片扭结。Describes the static calibration methods of accelerometer: gravitational attraction method, loading method and centrifuge meth...
...collegiate life.大学生活The National Collegiate Athletic Association introduced drug testing in the mid-1980s.美国大学体育联合会在 20 世纪 80 年代中期开始实行药物检测。The approximately 180 judges in the Judiciary a strong collegiate spirit.我们约有1...
Our teachers took us on field trips to observe plants and animals, firsthand...老师带我们去野游，对动植物进行实地观察。He told us stories of how he had battled the elements on his mountaineering trips.他给我们讲述他登山时是怎样顶住坏天气的。To judge trips as i...