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...
Seek mickle, and get something; seek little, and get nothing.寻找多一些,就得著一些. 寻找少一些, 就一无所得.Many a little makes a mickle; many sands will sink a ship.积少成多,集腋成裘; 积沙沉舟.Mickle power makes many enemies.势大树敌多....