热门试题:
[单项选择]为提高活性染料染色时的上染百分率可采用()。
A. 高温染色
B. 提高染液的pH值
C. 在染液中加入电解质
[多选题] 测量变压器电压比的目的是( )。[1.0分]
A. 判断变压器是否可以并列运行
B. 当变压器发生故障后,可以检查变压器是否存在匝间短路
C. 检查变压器分接开关的状况
D. 检查变压器绕组匝数比的正确性
E. 检查各绕组的电阻是否平衡
[单选题]碳炉保温的暖棚内应配置足够的消防器材,人员进棚前应采取(____)措施,防止一氧化碳中毒。
A.通风
B.保暖
C.照明
D.防塌
[单项选择]按照诉讼的地域管辖规定,建设工程合同纠纷应由( )的人民法院管辖。
A. 工程所在地
B. 被告住所地
C. 原告住所地
D. 合同签字地
[单选题]零散货物快运的保价费率按照千分之三计算,保价金额在( )以下的按照3元核收。
A.500
B.1000
C.1500
D.2000
[单选题]下列交通运输外部成本内部化的政策中,属于通过政府行政命令直接干预和控制来解决环境问题的方法是( )。
A.淘汰高污染燃料
B.征收排污费
C.对交通拥挤收费
D.对低污染交通方式进行补贴
[简答题]请写出2M信号复用至155M信号的步骤。
[填空题]
You may say that the business of marking books is going to slow down your reading. (31) probably will. That’s one of the (32) for doing it. Most of us have been taken in by the notion that speed of (33) is a measure of our intelligence. There is (34) such things as the right (35) for intelligent reading. Some things should be (36) quickly and effortlessly, and some should be read (37) and even laboriously. The sign of intelligence (38) reading is the ability to read (39) things differently according to their worth. In the (40) of good books, the point is not to see how many of them can you get through, (41) how many can you get through them—how many you can (42) your own. A few friends are (43) than a thousand acquaintances. If this be your goal, (44) it should be, you will not be impatient if it takes more time and effort to read a great book t
[判断题]在电网侧设备停电措施实施后,由电网侧设备的运维管理单位或调度控制中心负责给予客户停送电联系人许可。
A.正确
B.错误
[单选题]根据五行学说,下列色脉关系中病情较轻的是
A.客色胜主色
B.色与脉的五行属性相同
C.主色胜客色
D.色与脉的五行属性相生
E.色与脉的五行属性相克
[单选题][T]B-A-C-005 5 2 3
下作用车钩须有( )次防跳性能。
A.一
B.二
C.三
D.四
[单项选择]在分析流行病学研究中,下列哪项是暴露的最确切含义()
A. 暴露是指一个发病因素
B. 暴露是指多个危险因素
C. 暴露是指研究对象具有某种疑为与患病与否可能有关的特征或曾受到某种疑为与患病与否可能有关的因子的影响
D. 暴露是指接触了危险因素
E. 暴露是指感染了病原体
[多选题]变压器有载分接开关电动机构箱检修中,要保证机械传动部位联接良好,有适量的润滑油,()限位良好,升降档圈数符合制造厂规定。
A.机械
B.电气
C.传动
D.机构
[判断题]重物被吊起,是重物受到钢丝绳传递的拉力的作用,将这个物体问相互的机械作用,用物理量表达,就是力。( )
A.正确
B.错误
[单项选择]
Large, multinational corporations may be the companies whose ups and downs seize headlines. But to a far greater extent than most Americans realize, the economy’s vitality depends on the fortunes of tiny shops and restaurants, neighborhood services and factories. Small businesses, defined as those with fewer than 100 workers, now employ nearly 60 percent of the work force and are expected to generate half of all new jobs between now and the year 2000. Some 1.2 million small firms have opened their doors over the past six years of economic growth, and 1989 will see an additional 200,000 entrepreneurs striking off on their own.
Too many of these pioneers, however, will blaze ahead unprepared. Idealists will overestimate the clamor for their products or fail to factor in the competition. Nearly everyone will underestimate, often fatally, the capital that success requires. Midcareer executives, forced by a takeover or a restructuring to quit the corporation and find ano
A. to make a thorough analysis on the market.
B. to invest much more money in small business.
C. to cut down the workers’ wages.
D. to think carefully about the internal specific conditions in the small enterprises.
[单选题]在选择副变量时,为减少主、副回路的动态联系,避免“共振”应使主、副对象的时间常数之比为( )。
A.10:1
B.4:1
C.3:1-10:1
[单选题]即时代发业务若出现代发失败的,应在()个工作日内根据客户意愿重新代发或者将失败资金原路返还客户。
A.1
B.2
C.3
D.5
[判断题]MSS系统作为维护部门的辅助维修工具正发挥着越来越大的作用。
A.正确
B.错误
[单选题]引起腹内压增高的因素不包括:( )
A.慢性咳嗽
B.慢性便秘
C.慢性疼痛
D.排尿困难
E.腹水
[多选题]机房的环境和安全检查应包含那些内容?( )
A.对通信站、通信机械室等房屋建筑装饰工程,以及供电、通风、空调等环境条件进行检查,确认符合设备安装要求,门窗完整、严密,水、电、通风、空调等能正常使用。
B.根据设计文件核对预埋管线、支持件、预留孔洞、沟槽、基础等,应符合设计要求。
C.根据根据设计图纸确定机架/走线架/线槽安装位置、底座固定方式。
D.根据设计配线图确定走线架及线槽开口位置、开口方向。
[单项选择]保兑仓业务中,银行根据经销商(买方)提前还款或补存保证金的状况开具()通知生产厂家发货。
A. 还款凭证
B. 保证金入账凭证
C. 提货通知书
D. 提货情况告知书
[多选题]依据《电气操作导则》(Q/CSG 125008—2016)4.4规定:关于母线操作,以下说法正确的是( )。
A.母线操作时,应根据继电保护的要求调整母线差动保护运行方式
B.在停母线操作时,应先断开电压互感器二次空气开关或熔断器,再拉开一次隔离开关
C.用母联断路器对母线充电时,应投入母联断路器充电保护,充电正常后退出充电保护
D.冷倒母线操作时应将母联断路器设置为死开关
[多选题]题号: 25 本题分数:2 分
( )对交通技术监控设备记录的违法行为事实有异议的,可以通过公安机关交通管理部门互联网站、移动互联网应用程序或者违法行为处理窗口向公安机关交通管理部门提出。
A.违法行为人
B.机动车所有人
C.机动车管理人
[单项选择]鉴别再生障碍性贫血和急性粒细胞白血病的主要检查是()
A. 外周血中有全血细胞减少
B. 外周血中找幼粒细胞
C. 网织红细胞检查
D. 骨髓检查
E. 以上都不是
[判断题]同一航班多批重要旅客时,应按身份级别的高低从前向后安排,并分过道左右两边区别。
A.正确
B.错误
[单项选择]《纪念傅雷》的作者引用俗话“秀才人情纸半张”,表现手法为______
A. 欲扬先抑
B. 欲抑先扬
C. 比拟
D. 夸张
[单选题]按化学品的危险性分类,自燃固体指即使数量小也能在与空气接触后( )之内引燃的固体。
A.20min
B.10 min
C.15 min
D.5 min
[单选题]党的十九大报告指出,()是改革开放以业党的全部理论和实践的主题,是党和人民历尽千辛万苦、付出巨大代价取得的根本成就。
A.中国特色社会主义
B.实现共同富裕
C.建设社会主义强国
D.实现民族复兴
[填空题]This practice book is intended for foreign engineers or students of engineering who have already mastered the elements of English, and who now want to use their knowledge of the language to read books on their own subjects. Readers should understand, however, that the purpose of the book is to teach language, not to teach engineering.
The language in which scientific and technical words facts are expressed is certainly not a different language from that of daily life, but all the same it presents the foreign student with a number of special problems. The most obvious and the most widely recognized of these problems is the vocabulary. Much more difficult are the semi-scientific or semi-technical words which have a whole range of meanings and are frequently used idiomatically. One of the aims of this practice book is to present as many of these words as possible, and as often as possible: words such as work, paint, load, feed and force. Words like these may look harmless, but they c
[单选题]白炽灯具有()、使用方便、成本低廉、点燃迅速和对电压适应范围宽的特点。
A.结构简单
B.结构复杂
C.发光效率高
D.光色好
[单选题]内悬浮外拉线抱杆分解组塔,应视构件结构情况在其上、下部位绑扎控制绳,下控制绳宜使用( )。
A.棕绳
B. 钢丝绳
C. 尼龙绳
D. 纤维绳
[单选题]收藏于北京中国工艺美术馆的《岱岳奇观》 《含香聚瑞》 《群芳览胜》《四海腾欢》四件玉雕作品,所用的玉原料都是( )。
A.汉白玉
B.翡翠
C.黄玉
D.杂玉
[判断题]若遇异物处于管控区,作业人员可以凭专用安全防护工具[绝缘手套、绝缘棒等]进行处置,如仍无法处置,则必须安排该供电区段的接触轨停电后,进行处置。( )
A.正确
B.错误
[多选题]CRH380A型动车组车辆信息控制系统中 通过光纤和终端装置连接。
A.牵引变流器
B.辅助电源装置
C.制动控制装置
D.转向架失稳装置
[简答题]简述在特殊情况下,经机务大队长批准后,数架飞机并列同时试车应遵守的规定。
[单选题]《人民币鉴别仪通用技术条件》(GB_16999-2010)中定义的A级验钞仪要求使用大于等于()种鉴别技术。
A.12
B.9
C.5
D.4
[填空题]调配塑料时,牙托水加入量过多,由于聚合体体积收缩大,容易形成________和_________。