This is troubling as climbing arctic temperatures combined with rapid sea ice loss are creating a new type of climate feedbackloop which could accelerate Arctic warming.
这是令人担忧的，因为北极气温上升和海冰迅速消失正在形成一种新型的气候反馈回路，可能会加速北极变暖。
2
The maintenance by closed loopfeedback of a preselected irradiance throughout a designated exposure interval.
预选辐照整个闭环反馈的维护贯穿于一个指定曝光间隔时间。
3
Closed loopfeedback adopts PID control rule to insure the stabilization of magnification times.