题目内容
基槽长度L为（）m。
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基槽挖干土工程量为（）m3。
基槽挖湿土工程量为（）m3。
The sensor is usually a simple software that acquires data from the object, transforms it into electric signals and transmits it to the computer for further processing.
Real world signals are of digital nature, while a computer is a analogue instrument.
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