题目内容

电力市场管理制度对各单位的用电设备和管理范围作出明确界定。

A. 正确
B. 错误

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Which two statements about the implementation of WLAN QoS are true?()

A. The 802.11e standard is the IEEE 802.11 OoS WLAN standard.
B. The Wi-Fi Multimedia (WMM) standard decreases the eight priority levels to four access categories.
C. The Wi-Fi Multimedia (WMM) standard is a Wi-Fi Alliance standard that increases the four priority levels to eight access categories.
D. The Wi-Fi Multimedia (WMM) standard is an IEEE standard that increases the four priority levels to eight access categories.
E. Wireless 802.11 deploys Distributed Coordination Function (DCF), carrier sense multiple access with collision detection (CSMA/CD), interframe spacing, and random wait timers to avoid collisions.
F. Wireless OoS designs and implementations commonly use Layer 3 differentiated services code point (DSCP) or Layer 2 802.1 p to ensure priority

在注射模中,根据各零件与塑料的接触情况,可以将模具的组成零件分为()和()两类。

学生处收集系部推优资料并审核,经专门评审会议讨论确定后报()审定

A. 院长办公会
B. 教务处
C. 系部
D. 团委

佛像是否定要开光才能供养,没有开光可否供养,可能获功德?又房间内可否安置佛像供奉?佛像面对床铺是否有罪?又不明佛法者把佛像拿去给外道(道教)开光是否佛会住此像中?又开光是何意义?在下无知,乞请居士解我愚蒙。

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