个人账户通存往账业务,核心明确失败,系统提示是()。 connect8509失败。 账务处理超时。 交易发送中心失败!已冲账!请打印相关凭证!。 业务发送超时!!请使用6898业务撤销。
媒体资源服务器与媒体网关或IP终端之间采用()协议来实时传送媒体流。 H.248。 BICC。 RTP。 SIP。
What is meant by spotting the boom?() Lowering it into a cradle。 Placing it in a desired position。 Spotting it with wash primer and red lead。 Two-blocking it。
城镇居民基本医疗保险的保障内容是什么?
What is likely to occur when you are surging synthetic mooring lines on the gypsyhead during mooring operations?() The lines may jam and then jump off the gypsyhead。 If there is sudden strain on the line,the man tending the line may be pulled into the gypsyhead。 The lines' surging may cause the vessel to surge。 The heat generated may cause the lines to temporarily fuse to the gypsyhead。
依据华电集团《电力安全工作规程》关于氧气瓶及乙炔瓶搬运描述正确的是()。