eamWithDeviceId:dataStreamId:callBack:" title="querySingleDataStreamWithDeviceId:dataStreamId:callBack:"></a>
	<h3 class="method-title"><code><a href="#//api/name/querySingleDataStreamWithDeviceId:dataStreamId:callBack:">+&nbsp;querySingleDataStreamWithDeviceId:dataStreamId:callBack:</a></code>
</h3>

	<div class="method-info">
		<div class="pointy-thing"></div>

		<div class="method-info-container">
			
			
			<div class="method-subsection brief-description">
				<p>读取单个数据流</p>
			</div>
			
