CO2-MIG焊接(熔接焊)的特性()A、产生的变形和熔穿现象较少B、能实施所有钢板

题型:多项选择题

问题:

CO2-MIG焊接(熔接焊)的特性()

A、产生的变形和熔穿现象较少

B、能实施所有钢板的焊接

C、焊接后强度和外观会稍微受工作者的操作技巧的影响

D、熔融金属的温度低,金属流动现象较少

E、焊渣较少,可省略去除焊渣的作业

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题型:多项选择题
根据短文大意,从方框内选择恰当的单词,将其正确形式填入横线上(每词限用一次)。
know,     himself,     decide,     spend,     face,     do,     successful,     in,     able,     any
    Liu Qian is a magician (魔术师) from Taiwan. For the CCTV Spring Festival Gala (春节联欢晚会) he
put on two magic shows. They were very 1          . Now so many people are crazy about magic. We all
want to 2           how to do a trick!
    Liu didn't go to 3           magic-training school. He learned by 4          . He worked hard at it. Now he is
a great magician.
    When Liu was seven, he saw a coin trick 5           a big store. At that moment Liu 6           to learn magic.
    Liu trained hard to better his skills. Then one day he was 7            to put on a show for his class.
    "I saw the surprise on everyone's 8           . It was cool." 
    Liu still 9           his training hard today. He may 10           three years working on a new show.
题型:多项选择题

建筑安装企业组织施工生产和经营管理所需的费用是指()。

A.措施费

B.规费

C.企业管理费

D.其他直接费

题型:多项选择题

— I am going to New York this evening. Is there a flight to New York then?

— There ____ be a flight. But you'd better call the booking office to make sure. [ ]

A. must

B. may

C. would

D. will

题型:多项选择题

某地一位司机在车祸中受重伤,被同行的人送到附近一家医院抢救。经查:伤员多发性骨折,多脏器破裂,如不及时手术,会有生命危险。但手术需要亲属签协议书。可伤员的同行者谁也不敢代签。这时,主刀医师的上级医生签了协议书,表示承担责任。经过医务人员的全力抢救,伤员脱险。

对该上级医生的做法的正确伦理评价应该是()

A.正确,医生在医患关系中居主导地位,最有权力决策

B.正确,权威医生在任何时候都可以代替患者做主

C.正确,医生既已受到患者信托,必要时必须承担责任

D.错误,未经家属委托

E.错误,医生本人和医院承担的风险太大

题型:多项选择题

评估目标能够决定政策评估的()

A.发展方向

B.评估手段

C.基本内容

D.选择标准

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