[translate] aFour electric motors permit the plane to cruise at a speed of up to 140 kilometers per hour, at an average height of 8,500 meters above sea level 四台电动机允许飞机巡航以每个小时140公里的速度,在平均高度8,500米在海水平之上 [translate] ...
arch — Autoregressive conditional heteroskedasticity (ARCH) family of estimators 9 The naming convention for estimated ARCH, GARCH, etc., parameters is as follows (definitions for pa- rameters , , and can be found in the tables for (), (), (), and () above): Option arch() garch() ...