如何对待创业中的挫折与失败？
电子商务物流方案设计中应考虑以下因素：电子商务消费者的地区分布、销售的品种、电子商务服务提者、（）及（）.
确定测绘成果的秘密范围和等级的部门（） ["国家保密工作部门","国务院测绘行政主管部门","军队测绘主管部门","国家保密工作部门、国务院测绘行政主管部门会商军队测绘主管部门"]
当人身保险合同中被保险人为无民事行为能力人或者限制民事行为能力人时，可以由（）指定受益人。 ["投保人","保险人","保险代理人","被保险人的法定监护人"]
Which of the following statement about DS8000 hard drive technology is correct（） ["All types of the 2.5" disk drives offered by the DS8800 system have higher performance than the 3.5" disk drives supported by DS8700","The 2.5" disk drives included on the DS8800 support 6Gbps SAS； the 3.5" disk drives in DS8700 are 4 Gbps FC","The 2.5" disk drives included on the DS8800 support 8Gbps SAS； the 3.5" disk drives in DS8700 are 4 Gbps FC","The 2.5" 15k rpm drives offered by the DS8800 system support 6Gbps SAS-2"]
某厨房购进木耳4千克，单价为32.00元/千克，水发后拣择得水发木耳16千克。求水发木耳的单位成本和净料率。
