The amount of sunlight reaching Earth’s
surface appears to be growing. The phenomenon, which some dub "global
brightening," (1) scientists with a puzzle. If the
(2) is real and global, how long will it last and what are the
consequences for climate change, the planet’s water cycle, and other
(3) that draw energy from sunlight (4) , the
answer might seem obvious: More sunlight reaching the ground in a warming world
means that temperatures will get warmer (5) . Not so
fast, some researchers say. Additional warming would be certain
(6) nothing else in the climate system changes. And the climate
system is (7) static. Some combinations of changes could
reinforce the A. offset B. disrupt C. restore D. relieve [判断题]导、地线换线施工前,应将导、地线充分放电后方可作业。()
A.正确 B.错误 [简答题]基于状态测试的主要步骤?
[单选题]机车综合无线通信设备(CIR)采用( )自动校时,以CIR时钟作为动车组其他系统设备时钟的基准。
A.石英钟表 B.机械钟表 C.GPS系统 D.GSM-R [多选题]保护非水溶性甲、乙、丙类液体的泡沫喷淋系统,当采用吸气型泡沫喷头时,可选用()。
A. 蛋白泡沫液 B. 氟蛋白泡沫液 C. 水成膜泡沫液 D. 成膜氟蛋白泡沫液 E. 抗溶性泡沫液 [单选题]引起( )变化的各种因素称为扰动。
A.调节对象; B.调节系统; C.被调量; D.调节设备。 [判断题]按照《国家电网公司营销专业网络与信息安全管理工作细则》要求,省公司原则上不保留部署于地市、县公司的自建系统,也不应申请新建部署于地市、县公司的自建系统。
A.正确 B.错误 [单项选择]处理肺炎呼吸性酸中毒时,哪项不正确
A. 保持气道通畅 B. 加强吸痰 C. 补充碳酸氢钠 D. 加强通气 E. 降低机体能量消耗 [单项选择]对于测量天馈类驻波比,常用的仪器是()
A. MIT B. SITEMASTER C. 测试手机 D. GPS 我来回答: 提交
|