采煤质量标准化标准对文明生产的规定¬下列哪些？（） ["巷道无积水（长5m，深0.1m）","无浮渣，杂物","材料、设备摆放整齐并有明显标志","电缆、管路吊挂整齐"]
消费者群体对消费心理有哪些方面的影响作用？
（）是一位具有“社会科学家”气质的小说家。
Oracle9i offers the ability to monitor the dynamic use of the SGA through the DB_CACHE_ADVICE parameter. When this parameter is set to READY， what is its effect？ （） ["The Advisory is on and will capture both CPU and memory overhead.","The Advisory is on but the memory for the Advisory is not allocated.","The Advisory is off and the memory for the Advisory is not allocated.","The Advisory is off but the memory for the Advisory remains allocated."]
具中枢兴奋作用的拟肾上腺素药是（） ["多巴胺","肾上腺素","去甲肾上腺素","异丙肾上腺素","麻黄碱"]
通用类型系统包括（）和（）两种类型。
