AF系列比例混合器在手动模式下，操作者不可以手动控制泡沫原液流量。
查看答案
竞技健美操正规比赛的裁判组一般由15人组成：艺术裁判4人，完成裁判4人，难度裁判3人，视线裁判2人，计时裁判1人，裁判长1人。
A. 正确
B. 错误
Which definition best describes the implementation service component within the implement phase？ Select exactly 1 answer（s） from the following：（）。
A. providing a step-by-step plan that details the installation and service-commission tasks required in order to create a controlled-implementation environment that emulates a customer network
B. assessing the ability of site facilities to accommodate proposed infrastructure changes
C. developing and executing proof-of-concept tests， validating high-level infrastructure design， and identifying any design enhancements
D. installing， configuring， and integrating systems components based on an implementation plan developed in earlier phases
E. improving a customer’s infrastructure security system
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