Objective to compare the different monitorings of access function in hemodialysis.

目的比较监测血管通路功能的不同手段。

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Doppler ultrasound can find abnormal event directly, it is an effective method for access function monitoring.

超声显像检查能直观的发现异常病灶，是监测通路功能的有效手段。

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The architecture of FDDI, medium access function, physical logical structure and function and station management function are described.

文中讨论了FDDI的体系结构，媒体访问介质的功能，物理层的逻辑结构和功能以及站管理功能。

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So, conceptually if you've ever wondered why you get access in all of your functions to global variables that's because they're not down here, they're at the very top of RAM and any function can access that RAM way up there, but for now the interesting player in the story is this thing called the heap.

所以，如果你想知道为什么全局变量能在,所有的函数中使用,那是因为它们不在这下面，而是在内存的顶端,那样任意函数都可以在内存中使用它们，现在，这里面一个有用的角色是,叫做堆的东西。

哈佛公开课 - 计算机科学课程节选

Before departure, he said, find out whether your phone will work at your destination, and if so, whether you can activate the international roaming access function that would allow you to receive and make calls.

CNN: Navigating cell phone headaches overseas

It does not provide Internet access: That function is outsourced to UUNet Technologies and others.

FORBES: PeoplePC Wants Public To Foot Expenses

To access the sliding function and expose the somewhat cramped keyboard beneath, users will have to press a dedicated button along the left edge of the device.

ENGADGET: LG Tab-Book Ultra Z160 and Tab-Book H160 hands-on Hands-on