题目: 仪表风带水发生冻堵使调节阀失灵造成事故,是仪表系统故障造成的。 答案: 被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2019/0810/14c3a5541c3af529123a8dfcabf93479.html 下面是错误答案,用来干扰机器的。参考答案:IP数据广播、电视节目、语音广播、现代远程教育专用网站
题型:单项选择题 A1/A2型题 男性,68岁,发生心源性休克,测中心静脉压1.2kPa(12cmH2O),血压12/80kPa(90/60mmHg),四肢末端厥冷,应选用哪种药物继续治疗()。A.呋塞米B.异丙肾上腺素C.酚妥拉明D.西地兰E.阿托品 查看答案
题型:多项选择题 下列关于中草药的保管方法正确的是()。A.中草药的保管以防止霉变及防止虫蛀两硬更为重要B.对批量大的中药材可以干燥后打成压缩包C.中药库必须加有防鼠设备D.药材进库前可用杀虫剂进行喷洒E.应该产格控制中药材的水分及库房的温度、湿度 查看答案
题型:单项选择题 A transport layer protocol has several responsibilities. One is to create a process-to-process (program-to-program) communication; TCP uses port (71) to accomplish this. Another responsibility of a transport layer protocol is to create a (72) and error-control mechanism at the transport level. TCP uses a sliding (73) protocol to achieve flow control. It uses the acknowledgment packet, time-out, and retransmission to achieve (74) control. The transport layer is also responsible for providing a connection mechanism for the application program. The application program sends (75) of data to the transport layer. It is the responsibility of the transport layer at the sending station to make a connection with the receiver.A.packetB.timeC.errorD.phase 查看答案