The long years of food shortage in this
country have suddenly given way to apparent abundance. Stores and shops are
choked with food. Rationing (定量供应) is virtually suspended, and overseas
suppliers have been asked to hold back deliveries. Yet, instead of joy, there is
widespread uneasiness and confusion. Why do food prices keep on rising, when
there seems to be so much more food about Is the abundance only temporary, or
has it come to stay Does it mean that we need to think less now about producing
more food at home No one knows what to expect. The recent growth of export surpluses on the world food market has certainly been unexpectedly great, partly because a strange sequence of two successful grain harvests in North America is now being followed by a third. Most of Britain’s overseas suppliers of meat, too, are offering A. The fall in world food prices would benefit British food producers. B. An expansion of food production was at hand. C. British food producers would receive more government financial support. D. It looks depressing despite government guarantees. [单选题]支队()至少开展1次灭火救援作战训练安全形势分析。
A.每两月 B.每月 C.每半月 D.每周 [单选题]凡电台信号(指令)不清、机控器发出“( )”语音报警时应立即停车。
A.十、五、三、一车 B.自检完成 C.故障停车 D.注意注意 [单选题]提任分队长职务,应当在国家综合性消防救援队伍工作满( )年。
A.8 B.5 C.6 D.9 [单选题]下列疾病中常并发急性左心衰竭的是
A.肺栓塞 B.急进型高血压 C.房间隔缺损 D.肺动脉瓣狭窄 E.急性心包炎 [多项选择]患有以下哪些疾病的患者应严格控制摄取的盐量
A. 高血压 B. 肾炎 C. 感冒 D. 风湿病伴有心脏损害 E. 肝炎 [单选题]患者女,40岁。与家人争执后服敌敌畏100ml,出现呼吸困难,瞳孔缩小,视力模糊,肌肉颤动,其发病机制是( )
A.乙酰胆碱失活 B.肾上腺素过多 C.胆碱酯酶失活 D.去甲肾上腺素过多 E.谷丙转氨酶过多 [多选题]客户光伏发电本体工程及接入系统工程完成后,可向当地供电公司提交并网验收及调试申请,居民客户
380V项目需递交()验收调试所需资料。
A.施工单位资质复印件(承装(修、试)电力设施许可证) B.主要电气设备技术参数、型式认证报告或质检证书,包括发电、逆变、变电、断路器、开关等设备 C.并网前单位工程调试报告(记录) D.并网前单位工程验收报告(记录) [单选题]干式变压器的局部放电试验的加压方法( )。
A.感应法 B.外施加压法 C.平衡法 [简答题]中国从“复关”到“入世”的历程为何漫长?
[单选题] "500kV系统主接线采用四角型接线方式,以两回出线接入沂蒙500kV变电站,电站每两组发电电动机-主变压器单元在主变( )联合,两组联合单元分别通过一回XLPE电缆引至地面开关站后接入地面户内四角型接线GIS(四个断路器间隔),GIS通过SF6/空气套管与2组布置在开关站户外平台出线设备相连.
A.高压侧 B.中压侧 C.低压侧" [单项选择]下面哪个syslog.Conf代表httpD进程。()
A. httpD B. proC C. smtp D. DAemon [单选题]甲状腺肿块周围有低回声环,又称“晕圈征”,常见于( )
A.甲状腺炎 B.甲状腺囊肿 C.甲状腺腺瘤 D.甲状腺癌 E.结节性甲状腺肿 [单选题] 下列关于 BIM 技术在施工图设计阶段的应用说法正确的是()。
A.施工图设计阶段的 BIM 应用是单专业模型构建并进行二次设计的过程 B.施工图设计阶段的 BIM 应用是各专业模型构建并进行优化设计的复杂过程 C.施工图设计阶段的 BIM 应用的价值就是碰撞检查 D.施工图设计阶段的 BIM 应用的价值就是管线综合 [判断题]关于会议通信,电话会议设备包括,会议总机、会议分机、会议汇接架,以及话筒、会场扩音等附属设备。( )
A.正确 B.错误 [单项选择]分析时间预设定为酶促反应的零级反应区内进行测定的方法为
A. 一点法 B. 二点法 C. 三点法 D. 二点速率法 E. 速率A法 我来回答: 提交
|