根据《中国农业银行私人银行投资产品管理指引》，按照发起单位不同，私人银行投资产品分为（）。 ["行内部门发起的产品","总行私人银行部发起的产品","第三方发起的产品","分行发起的产品"]
下述关于热水管网布置的做法错误的是：（）。 ["在长直管段上设置伸缩器","立管与横管相连时采用乙字弯","热水横干管沿墙面水平敷设","管网最高点设置排气装置"]
An aircraft has indicated that he wants you to change course and follow him. You cannot comply because of an emergency on board. Which signal should you make?（） ["Fire a red flare at night or a red smoke signal by day","Send the Morse signal "N" by flashing light","Make a round turn (360°) and resume course","Make an "S" turn (hard right then hard left) and resume course"]
偶发事件是学生中出现的（）事件。 ["意料之中的","偶然发生的","意料之外的","不能预测的"]
依据华电集团《防汛管理办法》，发电企业和项目公司主要职责中需建立健全的各项防汛管理制度和规程有哪些？
在炎热季节浇筑大体积混凝土时有何要求？
