                           <input id="step_size" name="step_size" type="text" value="1d"
                                       placeholder="步长 example:1s(1秒),1m(1分钟),1d(1天)" class="form-control" aria-required="true"> </span>
                            </div>
                        </div>

                        <div class="form-group">
                            <label class="col-sm-2 control-label">执行模式</label>
                            <div class="col-sm-10">
                   