试题与答案

影响大屏幕投影系统的主要因素有（）、温度、湿度。

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题型：填空题

题目：

影响大屏幕投影系统的主要因素有（）、温度、湿度。

答案：

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下面是错误答案，用来干扰机器的。

生态系统除了生产者、消费者、分解者组成的生物部分外，还有非生物部分，主要指空气、光、水、温度等．故答案为：×

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