public function fill($get, $post)
 {
     $sample_id = $post['sample_id'];
     $flow_id = $post['flow_id'];
     $comment = $post['comment'];
     SampleTechnic::deleteWhere(0, 'flow_id=? AND sample_id=?', $flow_id, $sample_id);
     $t = new SampleTechnic();
     $t->sample_id = $sample_id;
     $t->flow_id = $flow_id;
     $t->technic_desc = $comment;
     $t->save();
     return $this->getCommonResult(true);
 }