热门试题:
[多选题]压力容器的材料应满足( )要求。
A.A、力学性能;
B.B、化学性能;
C.C、工艺性能;
D.D、物理性能
[多选题]发生特别重大火灾事故的，由（ ）负责组织调查处理。
A.国务院
B.国务院授权有关部门
C.省级人民政府
D.应急管理部
[多项选择]黄柏的主要化学成分是
A. 生物碱类
B. 甾醇类
C. 苦味质
D. 木脂素类
E. 环烯醚萜苷类
[单选题]乘务员( )时,要紧握扶手,不飞乘飞降。
A.上车
B.下车
C.上班
D.上下车
[单项选择]根据下面短文回答下列问题。
The day was like any other day in his life. Tom walked past the shop on the street corner. He stopped to look at the front row of shoes, and he felt happy to see that the pair of shoes he wanted very much were still there. Looking down, he felt sorry for himself. He really wanted to have them for his birthday.
He sadly walked away and thought how to tell his mother about it. He knew she would give him anything he liked if she could. But he also knew very well she had little money. He decided not to go home at once because he didn’t want his mother to be worried about him. So he went to the park and sat on the grass. Then he saw a boy in a wheel chair. He notice that the boy moved the wheel with his hands. Tom looked at his own feet, "It’s much better than being without feet." He thought, there was no reason to feel sorry and sad. He went away and smiled, thinking he was happier.
That pair of shoes he liked was ______.
A. gone
B. his present
C. not sold
[判断题]移动式钻模主要用于加工中、小型工件分布在不同表面上的孔。
A.正确
B.错误
[单项选择]江先生，55岁。患帕金森病3年，一直接受左旋多巴治疗。近几日来，症状每日多次突然波动于严重运动减少和缓解而伴有异动症2种状态之间，临床考虑为多巴胺替代药物治疗的神经系统副作用。宜采取的治疗是（）
A. 减少多巴胺替代药物的单剂量
B. 停用多巴胺替代药物
C. 改用多巴胺受体激动剂
D. 延长多巴胺替代药的给药时间
E. 改用复方多巴制剂美多巴
[多选题]调车作业中，因特殊情况需在警冲标外方进行装卸作业时，须经车站值班员、调车区长准许，在不影响（ ）的情况下方可进行，装卸完了后，应立即送入警冲标内方。
A.接车作业
B.列车到发
C.发车作业
D.调车作业
[单选题]下列对楼梯栏杆顶部水平荷载的叙述，( )正确。
A.所有工程的楼梯栏杆顶部都不需要考虑
B.所有工程的楼梯栏杆顶部都需要考虑
C.学校等人员密集场所楼梯栏杆顶部需要考虑，其他不需要考虑
D.幼儿园、托儿所等楼梯栏杆顶部需要考虑，其他不需要考虑
[填空题]在线性规划典式中，所有基变量的目标系数为（）。
[单选题]操作票应保存()。
A.三个月
B.六个月
C.九个月
D.一年
[单项选择]标准的四合院是（）
A. 一进院落
B. 二进院落
C. 三进院落
D. 四进院落
[单选题]H3123最低液位控制在（）mm。
A.150
B.200
C.250
D.300
[单选题]( )是每股价格与每股收益之间的比率。
A.市净率
B.市销率
C.市盈率
D.资产收益率
[单选题]（）在接到所有工作负责人（包括用户）的终结报告，并确认所有工作已完毕，所有工作人员已撤离，所有接地线已拆除，与记录簿核对无误并做好记录后，方可下令拆除各侧安全措施。
A.值班调控人员
B.工作票签发人
C.工作许可人
D.变电站值班负责人
[判断题]中华优秀传统文化是涵养社会主义核心价值观的重要源泉,是中华民族的精神命脉。
A.正确
B.错误
[判断题]晒场应设晒架,晒架应稳固,高度宜在50~80cm之间。
A.正确
B.错误
[单项选择]Once upon a time, a great boxer, Tick Black, went to a restaurant (41) . dinner. He took off his coat and (42) it at the door. But he was (43) that someone would take it away, so he took out a piece of paper and wrote on it, "The great boxer, Tick Black, leaves his (44) here, he will be back (45) a few minutes." Then he put the paper (46) his coat and went to have his dinner. (47) he came back after dinner, he (48) that his coat was not there. But another (49) was left there. Another piece of paper was put on the coat. It said, "A great runner (50) your coat, and he will never come back./
A. under
B. away
C. on
[单项选择]公元5至7世纪印度逐渐过渡到封建社会，这时期形成了（）
A. 婆罗门教法
B. 佛教法
C. 印度教法
D. 伊斯兰法
[简答题]物资部门质量管理全过程管理的内容是什么？
[单项选择]排卵期下列哪一项是预测排卵的重要指标
A. LH/FSH
B. HCG
C. HPL
D. FSH
E. PRL
[判断题]工艺文件是具体组织和指导生产过程的各种技术文件的总称,是其进行产品加工、装配和检验等的技术依据,也是企业实施产品生产、产品经济核算、质量控制和生产者加工产品的技术依据.
A.正确
B.错误
[判断题]气压机级间脱凝罐液位超高能造成气压机超负荷
[多选题]剩余价值( )。
A.是工人在剩余劳动时间内创造的价值
B.是资本家全部预付资本所带来的收益
C.是资本主义生产的根本目的
D.是产生于售卖阶段的价值
E.体现了资本家对工人的剥削关系
[单选题]在整定计算上，一般采用系统（ ）运行方式来整定选择性。
A.正常
B.全接线
C.最小
D.最大
[单选题]含有泥砂的水静置一段时间后，泥砂沉积到容器底部，这个过程称为（）
A.泥砂凝聚过程
B.重力沉降过程
C.泥砂析出过程
D.泥砂结块过程
[单选题]机关、单位对符合保密法的规定,但保密事项范围没有规定的不明确事项,应当先行拟定密级、保密期限和知悉范围,采取相应的保密措施,并自拟定之日起( )日内报有关部门确定。
A.30
B.20
C.10
D.7
[单项选择]反复进行直流电离子导入时，在皮肤上最常产生的现象有（）。
A. 皮肤发痒
B. 皮肤干燥
C. 皮肤皲裂
D. 皮肤溃疡
E. 皮肤起疱
[判断题] ()轮胎胎面磨损不均匀,胎冠两肩磨损,胎壁擦伤,胎冠中部磨损,胎冠外侧或内侧单边磨损都属于轮胎正常磨损。
A.正确
B.错误
[填空题]计算机联锁系统的联锁微机应采用（ ）方式、二乘二取二或三取二容错方式的可靠性硬件结构。
[单项选择]患者为高血压2级伴有3个危险因素，那么他属于哪个危险分层（）
A. 低危
B. 中危
C. 高危
[多选题]一个公司的可持续增长率主要取决于（ ）。
A.利润率
B.留存利润
C.存货周转率
D.财务杠杆
E.资产使用效率
[填空题]If you think you have the (able) ______ and the confidence, do it.
[单选题]下列物质熔点最低的是：（ ）。A. 12CaO·7Al2O3 B.CaO·Al2O3 C. CaO·2Al2O3
A.A
B.B
C.C
D.D
[单选题]8字包扎主要包扎：
A.四肢
B.手掌、手背、踝部和其他关节处伤口
C.关节部位
D.胸、腹部
