热门试题:
[单项选择]判断糖尿病控制程度的指标是（）
A. 胰岛素释放试验
B. 葡萄糖耐量试验
C. 空腹血糖
D. 尿糖测定
E. 糖化血红蛋白
[多选题]高压试验不得少于两人，试验负责人应由有经验的人员担任。试验前，试验负责人应向全体试验人员交待（ ）。
A.A-工作中的安全注意事项
B.B-邻近间隔的带电部位
C.C-邻近线路设备的带电部位
D.D-其他设备停电情况
[单项选择]根据《碾压式土石坝施工规范》(DL/T 5129—2001)，碾压式土石坝的防渗体与其岸坡结合带碾压搭接宽度不应小于( )。
A. 0.5m
B. 1.0m
C. 1.5m
D. 2.0m
[判断题]CTCS-2级区段，动车组列车按列控车载设备方式行车时，可以随意在未设置列控信息的股道及进路上接发。（ ）（应知应会-《行规》第120条）
A.正确
B.错误
[不定项选择题]A.简单香豆素类
A.呋喃香豆素类
B.吡喃香豆素类
C.二氢黄酮类
D.其他香豆素类
E.伞形花内酯是
[多项选择]集结参数的大小与（）有关。
A. 车组大小
B. 车组到达间隔
C. 集结中断次数
D. 集结中断时间
E. 车列编成辆数
[单项选择]塔式起重机主要由（）组成。
A. 基础、塔身和塔臂
B. 基础、架体和提升机构
C. 金属结构、提升机构和安全保护装置
D. 金属结构、工作机构和控制系统
[单选题]铁路货车尼龙件制造年月标记应为凹、凸字，深（厚）（ ）mm，标记应清晰，完整。
A.0.5～1
B.0.5～1.5
C.1～0.5
D.1～1.5
[单选题]空气压缩机初次启动（）后，应更换润滑油。
A.40h
B.50h
C.60h
D.80h
[单选题]为了防止氧化反应接触器发生爆炸,接触器应有( ),并尽可能采用自动控制或调节以及报警联锁装置。 ( )
A.卸压装置
B.环保装置
C.燃烧装置
[单项选择]
In most cultures, when you meet acquaintances for the first time during a day, it is normal to greet them. The main purpose of this greeting is to (61) a good relationship between the people (62) , and each language usually has (63) set phrases that can be used for this purpose. Sometimes, though, there can be considerable (64) in the type of phrases that can be used, and (65) misunderstandings can easily arise. The following is a true story.
A young British woman went to Hong Kong to work, and at the (66) of her arrival she knew (67) about the Chinese culture or language. (68) her way to school one day, she went to the bank to get some money. To her surprise, the bank clerk asked her whether she had had her lunch before she went to the bank. She was extremely surprised at (69) a question because in the British culture it would be regarded as an indirect (70) to lunch. Between unmarried young people it
A. differences
B. similarities
C. likelihood
D. changes
[多项选择]“整件生产标准”是确定进口货物原产地的标准之一，根据这一标准，完全在一个国家或地区生产的进口货物是下列哪些货物( )
A. 我国首都钢铁公司进口的从澳大利亚矿山开采的铁矿砂
B. 我国某公司从香港进口的，在香港搜集的各国生产的废纸
C. 我国某公司从韩国进口一艘船舶，经海关查验发现，该船舶的主机是德国制造、钢板是日本制造、导航设备是英国制造，最后由韩国造船厂建造组装完成
D. 中国石油进出口总公司进口的在沙特开采的原油
[判断题]信息系统的安全测试工作可由项目组成员、安全管理人员执行，不可由第三方测评机构执行，并确保安全测试工作的独立性。
A.正确
B.错误
[判断题]验电时，只要戴了绝缘手套，监护人可设也可不设。
A.正确
B.错误
[单选题]下列各项中，不属按诊常用手法的是
A.触
B.摸
C.弹
D.按
E.叩
[判断题]双重称号即线路名称和位置称号。
A.正确
B.错误
[单项选择]It seems that Mars ______.
A. may be inhabited by attractive Martians
B. may have some vegetable life
C. can have no life at all
D. may have both vegetable and animal life
[判断题]防火卷帘可以替代防火墙作防火分隔。( )
A.正确
B.错误
[多项选择]《公共场所卫生管理条例实施细则》冲规定给予警告处罚的公共场所违法行为包括
A. 卫生制度不健全或从业人员未经卫生知识培训上岗者
B. 拒绝卫生监督者
C. 从业人员卫生知识培训合格率达不到要求的
D. 不按时进行健康检查者
E. 有一项卫生主要指标不合格者
[单选题]化妆海绵主要作用是（ ），并使粉底与皮肤紧密结合。
A.、吸收油脂
B.、扫除灰尘
C.、涂抹粉底
D.、吸收水分
[单选题]从业人员不足三百人的，（ ）有注册安全工程师从事安全生产管理工作。
A.应当
B.不需要
C.可以
[单选题]防爆电器中密封圈材质邵氏硬度为（）的橡胶制造，并按规定进行处理。
A. 45～60 度
B. 35～45 度
C. 55～65 度
[判断题]客车运行中车门未锁闭上下锁、塞拉门未锁闭隔离锁属于客运安全红线问题。其中客车车门因设备导致的，经客运车辆部门确认后，不列入红线。
A.正确
B.错误
[单项选择]
Sisters are often alike but they axe never exactly the same. In many (36) , one sister is often called "the pretty one" and the other "the (37) one" when they are still babies. Even young children think (38) is more important than brains.
"I envied my sister’s looks. She had long (39) hair and nice clothes and the most (40) . I hated her so much that I decided to (41) her. One day when the roof of the house was being re-paired, I (42) a brick out of a window (43) she was underneath (在下面). Thank God it (44) !" says one ashamed near-murderer. "I must have been about 10 at the time, and she was eight years old. (45) she tells me that she always felt (46) beside me in school because I was a (47) student and she was weaker (48) school work. But when you’re 14 or 15, you (49) attention and praise and you need boyfriends; good exam resu
A. So
B. Now
C. But
D. Then
[单选题]单人在距受礼者（）步处，行举手礼或者注目礼。( )
A.3-4
B.4-5
C.5-6
D.5-7
[判断题]在配电站或高压室内搬动梯子、管子等长物，应由两人搬运，并与带电部分保持足够的安全距离。（ ）
A.正确
B.错误
[单选题]垂直走线架,垂直偏差不应大于( )。
A.1m
B.2mm
C.3mm
D.1mm
[判断题]保管箱开箱介质挂失期间，所有租用人和代理人均不可开箱存取物品。
A.正确
B.错误
[判断题]对当事人的同一个违法行为，不得给予两次以上罚款的行政处罚。（ ）
A.正确
B.错误
[判断题]变更股道时，不受口头传达五钩的限制。（ ）（应知应会-《技规》第289条）
A.正确
B.错误
[单选题]在室外高压设备上工作，工作地点四周围栏上悬挂适当数量的（ ）标示牌，标示牌应朝向围栏里面。
A.
“从此进出！”
B.“在此工作！”
C.“止步，高压危险！”
D.“禁止攀登，高压危险！”
[填空题]丙酮酸氧化脱羧形成（），然后和（）结合才能进入三羧酸循环，形成的第一个产物（）。
[单选题]高处作业应使用工具袋。上下传递材料、工器具应使用绳索；邻近带电线路作业的，应使用绝缘绳索传递，较大的工具应用绳拴在（ ）。
A.牢固的构件上
B.设备上
C.设备外壳上
D.横担上
[单项选择]以下语言中，不是计算机高级程序语言的是( )。
A. JAVA
B. FORTRAN
C. C
D. 汇编语言
[单项选择]May 6th
Dear Mr. Hanks,
I am pleased to confirm our ability to meet your requirements for the HDC Graphics Workstation.
Taking your special needs into consideration, I suggest you place your order for the agreed equipment as soon as possible. The (19) time for hardware, for example, is 6 weeks from receipt of order to (20) Thus, an order placed with us tomorrow will (21) delivery to your site by the week commencing Thursday, May 31st.
All orders must be accompanied by a (22) of 20% of the total amount shown on the attached (23) .The (24) amount should be paid no later than one week following delivery. Please note that (25) charges have not been included, and a separate invoice covering these charges will be (26) at the time of delivery.
As I (27) you on the phone, this particular hardware runs the (28) version of EUCEID-IS, 2.2b. However, it is not expected that thi
A. transportation
B. transference
C. transformation
D. transmission
[判断题]转子串频敏变阻器启动的转矩大，适合重载启动。
A.正确
B.错误
