《中华人民共和国建筑法》第四十七条规定,建筑企业和作业人员在施工生产过程中,应当遵守

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《中华人民共和国建筑法》第四十七条规定,建筑企业和作业人员在施工生产过程中,应当遵守有关安全生产的法律、法规和行业安全规章、规程,不得()

考点:建筑类专职安全员C证考试专职安全员C证考试题库
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下图表示淋巴细胞起源和分化过程(其中a、b、c、d表示不同种类的细胞,①②表示有关过程),下列有关叙述正确的是

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A.只有a、b、c三类细胞才能识别抗原

B.使用促进a细胞功能的物质,对器官移植病人有利

C.①②过程都需要抗原的刺激才能发生

D.根本原因是DNA不同

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根据短文内容,用方框中所给单词的适当形式填空。每词限用一次。
next    parent   safe     when    you
If you feel stressed out, what do you do? Do some exercise or drink some tea? These may both work. You may ask what else you can do to deal with your stress.
The first step is to know   1 you feel stressed. Early signs(迹象)include back pain, headache, sleeping trouble, weight loss and so on .
The   2  step is to choose a way to deal with the stress. If you can, get rid of the cause of the stress. It is very helpful to find out the reasons that make you feel stressed. 
Change your attitude towards your stress, positive attitude can greatly help you keep away from the stress.
Face up to what is causing the stress until it isn’t stressful anymore.
Find a new hobby or sport. Take time to do what you enjoy.
Don’t always hide   3  feelings. Don’t be afraid to cry. Crying can help you let out bad emotions.
Find a stress-free place in your home. Your room would be a nice place for you. You’ll feel calm and   4  in your own room.
If you feel that you cannot deal with the stress on your own, think about outside help. You can talk to your   5  and friends. They may offer you some help.
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炼厂主要应用实沸点蒸馏、恩氏蒸馏、平衡汽化三种蒸馏过程。

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二进制的优点有可行性、可靠性、简单性和()。

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病人,男,72岁,因冠心病、间断发生左心衰竭3年,半天前与家人争吵后心悸、气短,不能平卧,咳粉红色泡沫痰,急诊入院,体检:BP90/60mmHg,R28次/分,神清,坐位口唇发绀,两肺满布湿啰音及哮鸣音。

给予病人洋地黄药物治疗,责任护士进行病情观察,下列哪项不能反映洋地黄治疗有效______

A.心率减慢
B.呼吸困难减轻或消失
C.血压下降
D.伴右心衰竭时水肿消退、尿量增多 E.情绪稳定

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