BALANCE TAB, a small hinged moveable part on the trailing edge of a control surface (aileron, elevator, rudder).

随动补偿片，铰接在操纵面后缘(副翼，方向舵，升降舵)的可动部。

You may check your account balance at any time by clicking on the member login TAB which will take you to the member control panel.

你可以由点按将带你去成员控制面板的成员登录标签在任何时间检查你的帐目平衡。