r" size="2" data-bind="value: pitch">
                    </td>
                </tr>
                <tr id="heading" style="display:''">
                    <td>方位角</td>
                    <td>
                        <input type="range" min="-180" max="180" value="90" step="1" data-bind="value: heading, valueUpdate: 'input'">
                        <input type="number" size="2" data-bind="value: heading">
                    </td>
                </tr>
                <tr>
                    <td