封堵缸加油时应提起缸体前端约成（）角以便排出空气。 ["10°","5°","7°","4°"]
A customer needs to create a number of LPARs on a new POWER6 server with some LPARs requiring a dedicated network and other LPARs utilizing Virtual Ethernet via a VIO server. Which limitation must be considered when planning the system configuration？（） ["A VIO server requires a dedicated LHEA port.","There is a limit of 32 LPARs per virtual LAN.","Two VIO servers will be required. A single VIO server can only provide virtual storage or Virtual Ethernet.","Two VIO servers will be required. One to provide virtual networking and another to provide dedicated networking."]
水利工程建设项目建议书应根据（），按照国家产业政策和国家有关投资建设方针进行编制，是对拟进行建设项目提出的初步说明。 ["总体规划","国民经济和社会发展规划","区域综合规划","流域综合规划","专业规划"]
不属于明太祖采取的加强中央集权措施的是（）。 ["废除丞相权分六部","设立锦衣卫","废行省设立三司","设立东厂西厂"]
已证实，重金属铅可干扰下丘脑－垂体－睾丸轴的正常功能，主要是影响（）的释放。 ["前列腺激素","睾酮","促性腺释放激素","雄激素"]
简述学前儿童语言的获得理论的主要内容。
