物质发生变化，只是外形和状态发生了变化而没有其它物质生成这种变化叫（） ["物理变化","化学变化"]
创建一家新企业具有哪些好处？
某男性患者，53岁，体重65kg。平素身体健康，因反复呕吐3d入院。测得血钠129mmol/L，血钾3.2mmol/L。影响该患者体液失衡类型最重要的因素是（） ["呕吐的液体总量","呕吐间歇时间","本病发病以来个人饮水及是否治疗的情况","肾功能的能力","心脏功能状况及心电图表现"]
简述定期寿险的运用和局限
Which of the following commands will show the users that are logged on a system ?（） [" id"," who"," whois"," lsuser"]
辅酶
