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【判断题】
化不可代，时不可违是指造化之气不可以人力代之A.
正确
B.
错误
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【简答题】•李某是甲企业的技术员，由于其技术好，在当地同类型的企业中有一定的知名度。2018年春节期间，当地的乙公司请李某帮助维修机器设备。在劳动过程中，李某不慎从梯子上摔下，造成重伤。在治疗过程中，在李某是否应享受工伤待遇的问题上，李某与乙公司产生了分歧。李某认为，自己是为乙企业服务过程中出的事故，应当属于工伤，乙公司应按照工伤保险的有关规定，给予其工伤待遇；而乙公司认为，李某与其公司之间是劳务关系，而不...
【单选题】典型肝脓肿在CT上的表现不包括
A.
平扫低密度病变，中心区CT值略高于水
B.
多为圆形或椭圆形，部分腔内有分隔
C.
多数病灶边缘不清楚
D.
病变周围出现不同密度环征
E.
增强后扫描，脓肿壁无强化
【单选题】The earliest controversies about the relationship between photography and art centered on whether photograph's fidelity to appearances and dependence on a machine allowed it to be a fine art as distin...
A.
defining the Modernist attitude toward art
B.
explaining how photography emerged as a fine art
C.
explaining the attitude of serious contemporary photographers toward photography as art and placing those attitudes in their historical context
D.
defining the various approaches that serious contemporary photographers take toward their art and assessing the value of each of those approaches
【单选题】The earliest controversies about the relationship between photography and art centered on whether photograph’s fidelity to appearances and dependence on a machine allowed it to be a fine art as distin...
A.
defining the Modernist attitude toward art
B.
explaining how photography emerged as a fine art
C.
explaining the attitude of serious contemporary photographers toward photography as art and placing those attitudes in their historical context
D.
defining the various approaches that serious contemporary photographers take toward their art and assessing the value of each of those approaches
【单选题】苯在催化剂中进行加氢反应,微孔中同时存在分子扩散和克努森扩散,氢的分子扩散系数为 0.7175px 2 /s ,克努森扩散 系数 为 0.0706 cm 2 /s ,则综合扩散系数为
A.
0.0287 cm 2 /s
B.
0.0706 cm 2 /s
C.
0.0202 cm 2 /s
D.
0.0993 cm 2 /s
【简答题】生物膜包括细胞____和____;构成细胞膜的脂质有____、____和____。
【单选题】典型肝脓肿在CT上的表现不包括
A.
平扫低密度病变，中心区CT值略高于水
B.
多为圆或椭圆形，部分腔内有分隔
C.
多数病灶边缘不清楚
D.
病变周围出现不同密度环征
E.
增强后扫描,脓肿壁无强化
【单选题】The word 'controversies' in the passage is closest in meaning to
A.
discovery.
B.
disagreement.
C.
research.
D.
excitement.
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