载回船只和直升飞机正向溅落区进发。
Recovery ships and helicopters are headed for the splashdown area.
MOSFET的输入二极管是由一个电场控制在门区，因此总是输入阻抗非常高，因为没有正向偏置二极管，以降低输入阻抗。
The MOSFET input diode is controlled by an electric field in the gate region, thus the input impedance is always extremely high because there is no forward biased diode to lower the input impedance.
在推理机构中，采用两类策略：启发式正向和反向推理方法，并利用黑板结构作为公共动态数据区。
In reasoning mechanism, two kinds of strategy: heuristic forward and backward reasoning method are adopted, and blackboard structure which is a common dynamic data area being applied.
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