皮皮学，免费搜题
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【多选题】
传感器是知识密集、技术密集的器件,它与许多学科有关,其种类繁多。为了很好地掌握和应用它,有很多科学的分类方法。其中,可按照物理原理分类。下述不属于按照物理原理分类的为:( )A.
光电式传感器
B.
压电式传感器
C.
生物型传感器
D.
扭矩传感器
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】Pressed us to her with the serious way she read, to shove us away at just the moment, like dimwits, we seemed about to understand.
【单选题】The moment seemed to ___ out endlessly, his gaze traveling across her face, her neck, her shoulder, returning to her eyes.
A.
stretch
B.
expand
C.
skip
D.
slip
【单选题】The moment seemed to_______out endlessly, his gaze travelling across her face, her neck, her shoulder, and returning to her eyes.
A.
stretch
B.
expand
C.
skip
D.
slip
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