A partial random opportunistic SDMA with beam selection (POSDMA -s) method is proposed to enhance the capacity of opportunistic SDMA (OSDMA) system in sparse network.

为解决机会式空分多址系统在稀疏用户网络中容量低的问题，提出了基于部分随机波束选择的机会式空分多址技术。

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To make the servo system have the expected its, it s especially important for selection of DC bus voltage in servo driver.

在伺服系统中要使系统能够满足所期望的性能，伺服系统驱动器直流母线电压的选择尤为重要。

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The protection for earth fault line selection and fault point location by S injecting current in neutral isolated power system is presented.

介绍了基于“S注入法”的小电流接地系统单相接地故障选线定位保护。

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Under Israel's judicial selection system, judges effectively appoint themselves.

CENTERFORSECURITYPOLICY: Democracy strikes back

BlackBerry 10's nods to the past are more concrete than reinforcing cross-product continuity (although the operating system will eventually provide a huge app-selection boost to the company's PlayBook tablet).

ENGADGET: Switched On: Battling for the bronze

The superb audio performance of the Creative T3150 Wireless speaker system is achieved by a stringent and optimized component selection process, precision tuning, as well as Creative's innovative design methodology that features the Creative IFP (Image Focusing Plate) within the compactly-designed satellite speakers.

ENGADGET: Creative T3150 delivers stealthy, 2.1-channel Bluetooth audio on the cheap