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【单选题】
诊断输卵管妊娠破裂,简单可靠的辅助检查是A.
B型超声检查
B.
阴道后穹窿穿刺
C.
腹腔镜检查
D.
妊娠免疫试验
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举一反三
【简答题】A．He would buy him a house. B．He would buy his parents a house in USA. C．He would save some money in the bank. D．He would consume all the money he had.
【单选题】FDM技术的优点不包括以下哪一项( )
A.
原材料以卷轴丝的形式提供，易于运输和更换
B.
原理相对简单，无需激光器等贵重元器件
C.
尺寸精度高，表面质量好
D.
是最早实现的开源3D打印技术，用户普及率高
【单选题】FDM技术的优点不包括以下哪一项
A.
尺寸精度高，表面质量好
B.
是最早实现的开源 3D 打印技术，用户普及率高
C.
原材料以卷轴丝的形式提供，易于运输和更换
D.
原理相对简单，无需激光器等贵重元器件
【简答题】A．He would feel ashamed. B．He would give up trying again. C．He would lose confidence in himself. D．He would learn from his experience.
【单选题】FDM技术的优点不包括以下哪一项?
A.
原材料以卷轴丝的形式提供，易于运输和更换
B.
是最早实现的开源3D打印技术，用户普及率高
C.
原理相对简单，无需激光器等贵重元器件
D.
尺寸精度高，表面质量好
【简答题】A．He would feel ashamed. B．He would give up trying again. C．He would lose confidence in himself. D．He would learn from his experiences.
【简答题】A．He would replace a machine. B．He would try to perfect his trade. C．He would have to abolish his skills. D．He would learn to supervise a machine.
【简答题】A．He would run away to hide. B．He would send signals with a mirror. C．He would set a fire. D．He would ride a small horse in a large circle.
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