采用焊条电弧焊或气体保护焊焊接厚度在()以下的钢板可以开I形坡口。A、50~100m

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问题:

采用焊条电弧焊或气体保护焊焊接厚度在()以下的钢板可以开I形坡口。

A、50~100mm

B、5~6mm

考点:建设工程技术与计量(安装工程)第一节切割和焊接第一节切割和焊接题库
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下图是“黄河流域简图”,读图回答1—3题。

1、图中表示黄土高原的数字代号是[ ]

A.①

B.②

C.③

D.④

2、黄河上中游水能丰富的原因是[ ]

A.水量大

B.流经我国地势阶梯的交界处

C.地形平坦

D.水土流失严重

3、治理黄河的关键是[ ]

A.加固黄河大堤

B.在黄河下游挖沙

C.加大用水量,使水流量减少

D.加强黄土高原的水土保持

题型:单项选择题

T℃时,在1 L的密闭容器中充入2 mol CO2和6 mol H2,一定条件下发生反应:

CO2(g)+3H2(g)CH3OH(g)+H2O(g) △H="-49.0" kJ/mol

测得H2和CH3OH(g)的浓度随时间变化情况如下图所示。下列说法不正确的是

A.0~10 min内(H2)="0.3" mol/(L·min)

B.T℃时,平衡常数K=1/27,CO2与H2的转化率相等

C.T℃时,反应中当有32 g CH3OH生成时,放出49.0 kJ的热量

D.达到平衡后,升高温度或再充入CO2气体,都可以提高H2的转化率

题型:单项选择题

关于急性阑尾炎临床表现描述正确的是()

A.都有转移性腹痛

B.肝下区阑尾炎可刺激泌尿系统引起血尿

C.坏疽性阑尾炎呈持续性腹痛

D.阑尾穿孔后腹痛可暂时减轻,体温下降

E.出现轻度黄疸表明同时合并胆管结石

题型:单项选择题

全世界茶叶进口总量139.5万吨,其中()进口16.9万吨,占12.11%,居第一。

题型:单项选择题

Do You Need an MBA


Perhaps you have seen the media stories and some of the exciting career opportunities of MBAs, and you imagine, "That could be me ... " You might be well into the career of (26) dreams, but you have been told you will need an (27) to advance. Or, you may be at a (28) in your career and wonder how you should make a translation. (29) of what initially inspired you to consider an MBA degree, you (30) start with a thorough self-assessment process that will help you match your personal strengths and interests with your professional ones to help you explore (31) an MBA makes sense for you.
(32) helps you focus and articulate your thinking. Exhibiting undirected thinking or behavior might (33) you from gaining admission to an MBA program. More importantly, you will limit your return on investment if you (34) choose a school or are ill-prepared to take (35) of its educational opportunities. The MBA is very different from many (36) graduate degrees, in which academic promise is (37) paramount in the admissions process. At a minimum, business school (38) officers consider career history and aspirations, evidence of leadership potential, and academic achievement. (39) the typical MBA candidate has several years of full-time, post-undergraduate work experience in a (40) capacity and can clearly articulate motivations for MBA study.
A good self-assessment process will help you establish specific career and education goals (41) utilize your strengths (42) address your weaknesses. Lacking specific goals, you will be searching (43) direction for a school. How will you eliminate options, much (44) make a choice you will be happy with in the end (45) will you determine whether the MBA experience was a good value Whenever you are considering major changes in your life, self-assessment can help you clarify your goals and make wise decisions.

A. However B. BesidesC. Eventually D. Therefore

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