架空线路必须有（）。_建筑电工_全学科试题题库

当前学科：建筑电工

题目：单选
架空线路必须有（）。
答案： <查看本题扣1积分>

查看答案

答案不对？请尝试站内搜索

推荐知识点:

家俱以功能分类凭倚类有（）.

尖锐湿疣的最常见传播方式是（）

请根据以下资料，制作装船通知。 L/C NO. : 513179/WL DATE OF ISSUE: 18TH JULU, 2009 EXPIRY: DATE 15TH NOV. , 2009 PLACE IN CHINA LATEST SHIPMENT: 30TH OCT. , 2009 ISSUING BANK: HABIB BANK LIMITED CENTRAL BR. 2 - HA, KARACHI PAKISTAN APPLICANT: JEVAN TRADING CO. , 15 MARVI BLGH. MARRIO ROAD P.O. BOX 4666, KARACHI- 78000 BENEFICIARY: GUANGHUA LIGHT INDUSTRIAL PRODUCTS IMPORT AND EXPORT CORP. , 62 JIANGXI ROAD, HANGZHOU, CHINA ALL SHIPMENTS UNDER THIS CP, EDIT MUST BE ADVISED BY YOU IMMEDIATELY AFTER SHIPMENT DIRECT TO EASTERN FEDERAL UNIONINSURANCE CO. LTD. QUNAR HOUSE, M. A. JINNAH ROAD, KARACHI ANDTO THE OPENERS, REFERRING TO THEIR COVER NOTE NO. 099421/94/GAL/JEVAN AND A COPY OF SHIPMENT ADVICE IS REQUIRED. COMMODITY: LOVELY BRAND ALARM CLOCKS 720PCS ATUSD 2.00 PER PC FOBKARACHI SHIPPING MARKS: ABDOLTAH /KARACHI/No. 1 -UP PACKING IN CARTONS OF 24 PCS EACH G. W. 424KGS N. W. 369KGS SHIPMENT FP, OM NINGBO TO KARACHI ON 28TH OCT. , 2009 BY S.S. LONGXING B/L NO. 123 INVOICE NO: GLI200907 INVOICE DATE: 20TH OCT., 2009

孔子认为维护社会秩序的根本是什么（）

随着前飞速度的增大，废阻力功率的变化为（）.

外径千分尺可以测量工件的（）。

有机杀虫剂

如果废水在封闭型圆形管道中流动，且充满管道，其平均流速则是主轴线流速的（）。

亚里士多德的（）为德育、智育和体育的和谐提供了哲学和心理学依据。

合理灌溉在农业生产中的意义，如何做到合理灌溉？