20.信息数字化是模拟形式变成数字形式的过程

<p style="color:#333333;font-weight:normal;font-size:16px;line-height:30px;font-family:Helvetica,Arial,sans-serif;hyphens:auto;text-align:justify;" data-flag="normal"><img data-key="0" src="http://imagev2.xmcdn.com/storages/dcb1-audiofreehighqps/B1/31/CKwRIaIFASqsABGcjwDdmdzr.png!op_type=4&amp;device_type=ios&amp;upload_type=attachment&amp;name=mobile_large" alt="" data-origin="http://imagev2.xmcdn.com/storages/dcb1-audiofreehighqps/B1/31/CKwRIaIFASqsABGcjwDdmdzr.png?op_type=0" data-large="http://imagev2.xmcdn.com/storages/dcb1-audiofreehighqps/B1/31/CKwRIaIFASqsABGcjwDdmdzr.png!op_type=4&amp;device_type=ios&amp;upload_type=attachment&amp;name=mobile_large" data-large-width="750" data-large-height="1336.0266159695818" data-preview="http://imagev2.xmcdn.com/storages/dcb1-audiofreehighqps/B1/31/CKwRIaIFASqsABGcjwDdmdzr.png!op_type=4&amp;device_type=ios&amp;upload_type=attachment&amp;name=mobile_small" data-preview-width="140" data-preview-height="249.39163498098858"><br></p>