证券中介机构主要是指作为证券发行人与投资人交易媒介的证券承销人,它通常是负担承销义务的资本市场的是资源有效配置的场所
查看答案
静不定结构中杆件均为轴向拉压构件，则与温度应力大小有关的因素有（）
A. 材料
B. 温度变化量
C. 杆长
D. 面积
What can we know from this conversation?
A. Bradley Cohen has invited the girl out next time.
Bradley Cohen hasn't invited the girl out next time.
Why does Bradley and his father decide to have lunch at work?
A. Because his father is too busy to have lunch in the restaurant.
Because it doesn't matter if Bradley makes noises there.
微信支付 
支付宝支付