...做套期保值交易的时间为基准,当现货价格的增量大于期货价格的增量时,基差也随之增加,称为基差扩大( Strengthening of the basis)；当期货价格的增量大于现货价格的增量时,基差减少,称为基差减少(Weakening of the basis) 。
基于4个网页-相关网页
The conclusions drawn provide some basis for using and popularizing the new type of man-hole strengthening structure.
所得结论为这种新式人孔加强结构的使用及推广提供了一定依据。
Strengthening method was proposed on this basis, the finite element model of strengthened bus was built and static calculation was carried out to analyze the intensity of strengthened bus.
在此基础上提出加强方案，建立加强车的有限元模型，进行静态计算分析加强车的强度，同时考察加强方案的效果与不足。
Pine wood piles strengthening slush soft soil subbase is introduced on the basis of a major blow-off box culvert project.
以某大型排污厢涵工程实践为背景，介绍了松木桩在淤泥软土地基加固中的应用。
应用推荐