arr[i] = output[i];
�@2�ʈȉ��́u�T�b�J�[�I���v�i6.5���j�A�uYouTuber�Ȃǂ̓��擊�e�ҁv�i6.1���j�A�u���Ј��v�i5.6���j�A�u�G���W�j�A�E�v���O���}�[�v�i5.4���j���������B，这一点在Line官方版本下载中也有详细论述
First, the pipes will be fed by new wide inlet heads, which slow the water so that fish are not sucked in. And to prevent fish swimming within two metres (6.5ft) of the intakes, the new acoustic system is being tested.，这一点在WPS官方版本下载中也有详细论述
缺点：容易饱和（输入过大或过小时梯度接近0，导致梯度消失）