Pick the Direct Selection Tool and click on the shape path. Click the vertical point and drag it down while holding the Shift key until it reaches the same level with the horizontal axis.
用直接选取工具单击这个图形的路径，单击垂直点然后按住shif t键往下拉直到如图所示状态。现在看起来不错了，但是还是比较简陋。
Press the "reset" key and deletes the zero position error caused by the shift of the zero point in the sensor.
“清零”键，清除传感器因零点飘移而产生的零位误差。
The key point is to develop or to optimize co shift catalyst which could be applied to COG.
该技术使变换后的气体组成简单易于分离，其关键是开发或优选以焦炉气为原料的CO变换催化剂。
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