以下哪一种颜色不属于三基色() ["A、红","B、黄","C、绿","D、蓝"]
下面哪种颜色,顶板离层仪中不会出现() ["A、红色","B、蓝色","C、黄色","D、绿色"]
PaaS的英文名是() ["A、Poweras A Service","B、Phoneas A Service","C、Platformas A Service","D、Physicsas A Service"]
刘备占据蜀地建立蜀汉政权,地理环境是相对开阔,易于外界沟通交流的。
喷射混凝土支护,基础深度允许偏差() ["A、小于等于5%","B、小于等于10%","C、小于等于15%","D、小于等于20%"]
假如你是一位城市建设的规划者,你将采取怎样的措施减弱噪声给人们带来的危害?(举出两例即可)