问题:在对汽车加气时,必须打开车辆后厢检查()否有异常。...
Thursday, September 22, 2022
Thursday, September 22, 2022
问题:LNG储罐,当充装至储罐的()时,应关闭下进液阀。...
Monday, September 19, 2022
Thursday, September 22, 2022
问题:判断题机械万用表R×100档,用红表笔接三极管某个电极,用黑表笔分别接触另外两个电极当测得阻值均为低阻值时,此管为NPN管。()A 对B 错...
Saturday, January 7, 2023
Wednesday, September 21, 2022
Thursday, September 22, 2022
Saturday, September 17, 2022
问题:接收站管道系统投运前,必须要进行吹扫、置换干净,分析()指标合格。...
Thursday, September 22, 2022
问题:单选题下列装置或设备,哪个属于干式变压器的主要部件()。A 储油柜B 呼吸器C 感应异步电动机D 油箱...
Friday, September 22, 2023
问题:判断题现场巡检要做到眼观、耳听、口问、鼻嗅和手摸。A 对B 错...
Sunday, February 12, 2023
问题:国内LNG接收站的船岸通讯系统至少都包括了光纤及电缆连接两种方式。...
Thursday, September 22, 2022
Saturday, September 17, 2022
问题:天然气置换涉及到燃气具的更新或改造,根据国家相关规定,()热水器即使在报废年限以内也必须被强制淘汰。...
Sunday, September 18, 2022
问题:维修电气设备,应先切断电源,并在电闸处设立()避免误合闸。...
Thursday, September 15, 2022
问题:齿轮基本失效形式包括齿面磨损、()、齿面剥落与()等。...
Monday, September 19, 2022
问题:()不是全容式混凝土液化天然气储罐外罐的组成部分。...
Sunday, September 18, 2022
Thursday, September 22, 2022
问题:单选题在仪表二阀组中,与仪表的()连接,常见的规格有1/2NP和M20×1.5。A 电气接口B 排空口C 过程接口D 排污口...
Friday, September 22, 2023
问题:为防止接触器拒动,要定期进行检查,下列不属于检查项目的是()。...
Thursday, September 22, 2022