心境障碍，一般具有以下特点（） ["发作一次，加重一次，残留阴性症状","一次发作，永不缓解","反复发作，从无缓解期","反复发作，大多数能缓解","周期性发作，间歇期间精神状态较差"]
25T型客车在列车管和（）管路中设有压力传感器测试点，为行车安全监测装置提供压力信号。 ["总风管","制动缸","副风缸","工作风缸"]
Click the Exhibit button. The exhibit shows a 15454/15216 DWDM system and alarm indications. What are two possible sources of trouble shown in the system?（） (Choose two.) [" fiber failure between Sites A and d"," EDFA failure at Site A (clockwise direction)"," EDFA failure at Site C (clockwise direction)"," 15216 multiplexer at Site A (counter-clockwise direction)"," OADM pass-through (West "OUT") failure at site D (clockwise)"," wavelengths 1 and 3 transmitter failures at Site A (clockwise direction)"]
民警王某在审讯犯罪嫌疑人刘某时，将刘某打死，王某构成（） ["故意伤害罪","故意杀人罪","刑讯逼供罪","徇私枉法罪"]
能使肾上腺髓质分泌肾上腺素的药物应为（） ["甲基多巴","烟碱","阿托品","筒箭毒碱","美加明"]
工作客流和非工作客流，以及市区客流和郊区客流各有什么特点？
