男性,45岁。行胃大部切除术后,进食后发生呕吐,呕吐物不含胆汁。可能并发() ["近侧空肠段梗阻","胃肠吻合口狭窄","远侧空肠段梗阻","倾倒综合征","十二指肠残端痪"]
路基土的液限指数满足0.5≤I1 ["硬塑","软塑","半坚硬","流塑"]
客户终生价值(Customer Lifetime Value)
员工考评工作的组织形式有() ["自我考评","上级考评","同事考评","下级考评","所在地政府"]
女性,50岁,胃大部切除术后2周。患者进食10-20min后出现上腹饱胀、恶心呕吐、头晕、心悸、出汗、腹泻等。应考虑并发为() ["吻合口炎症","吻合口梗阻","倾倒综合征","低钾血症","代谢性酸中毒"]
在驾驶技术方面,提高燃料经济性的措施有哪些?