将log in和check out as guest链接重定向到Ajax选项卡很简单。
Redirecting the log in and check out as guest links into your Ajax tabs was easy.
在水平定向钻穿越管道回拖环节中，容易出现卡管现象，导致穿越失败，造成巨大的经济损失。
Pipe sticking phenomenon appears sometimes during pull-back stage of pipeline crossing with horizontally directional drilling, which results in crossing failure and great economic loss.
应用PCI-1002数据采集卡设计并实现了一套音频定向数据采集分析系统。
An audio orientation experiment testing system is design and implement based on PCI-1002 card.
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