【单选题】听力原文: Chancellor of the Exchequer Gordon Brown has urged rich, oil-producing countries in the Gulf, which have profited from a recent spike in oil prices, to join a global push to lift Affica out of p...
A.
has risen considerably recently
B.
tins fallen considerably recently
C.
has been considerably low recently
D.
has been considerably high recently
【判断题】项目融资中的资金安排有一个确定的债务股本资金比例作为标准以供参照。
【判断题】项目融资中的资金安排有一个确定的债务股本资金比例作为标准以供参照。
【简答题】试从密钥的数目、种类、密钥管理、加密速度和用途方面,比较对称加密和非对称加密的特点。
【多选题】关于犯罪学的研究方法,说法正确的有()。
【多选题】关于单向板肋梁楼盖的结构平面布置,下列叙述正确的是哪些项?
A.
单向板肋梁楼盖的结构布置一般取决于建筑功能要求,在结构上应力求简单、整齐、经济适用
C.
主梁有沿横向和纵向两种布置方案,沿横向布置主梁,房屋空间刚度较差,而且限制了窗洞的高度
D.
梁格布置尽可能是等跨的,且边跨最好比中间跨稍小(约在10%以内)
【多选题】现代营销观认为,满足消费者需求的产品包括以下内容( )
【单选题】听力原文: Chancellor of the Exchequer Gordon Brown has urged rich, oil-producing countries in the Gulf, which have profited from a recent spike in oil prices, to join a global push to lift Affica out of p...
A.
has risen considerably recently
B.
has fallen considerably recently
C.
has been considerably low recently
D.
has been considerably high recently