设备运行状态管理的目的(),降低维修成本,确保设备功能、精度完好、设备稳定运行。
参考答案:减少设备故障时间
读东亚地区简图,右图为沿图中36°N纬线作的地形剖面图及a、b两点的气候资料图。读图回答下列各题。
(1)图中全部属于温带季风气候的岛屿或半岛是 (填数字),该岛屿附近有著名的 渔场,成因是 。(3分)
(2)与a地相符的气候资料图是 。与a地相比,b地冬季降水的特点有哪些,并简述其原因。(4分)
日本动漫产业非常发达,产生了许多风靡世界的动漫作品,如宫崎骏的《天空之城》、《幽灵公主》等。今天的日本,动画片票房收入占到日本电影业票房总收入三分之一强,而日本出口影片中,动画片数量也大大超过一般影片数量。
(3)请根据所学知识分析,日本动漫产业发展的优势条件。(3分)
北京时间2011年3月11日13时46分,日本东北部宫城县以东太平洋海域发生里氏9.0级地震,随后引发海啸,并导致福岛第一核电站等发生严重核泄漏事故。
(4)请根据所学知识分析,日本多地震的原因和日本大力发展核电工业的原因。(2分)
For each blank, choose the best answer from the four choices and write down on the answer sheet.
(21) is a six bytes OSI layer 2 address which is burned into every networking
device that provides its unique identity for point to point communication.
(22) is a professional organization of individuals in multiple professions which focuses on effort on lower-layer protocols.
(23) functions with two layers of protocols. It can connect networks of different speeds and can be adapted to an environment as it expands.
(24) is the popular LAN developed under the direction of the IEEE802.5.
(25) is the popular backbone technology for transmitting information at high speed with a high level of fault tolerance which is developed under the direction of ANSI.
(24)是()
A. Ethernet
B. Token Bus
C. Token Ring
D. DQDB