uncertain rate

As far as an uncertain singular system with time delay is concerned, this paper presents sufficient conditions independent of delay and decaying rate of its robust stability by using the matrix norm and measure.

本文利用矩阵范数和矩阵测度给出了一类具时滞不确定奇异系统与时滞无关的稳定性及具给定衰减速率稳定性的稳定性条件。

Nevertheless, the Bank is facing an uncertain global environment, and so by prolonging the rate hikes it is hoping that some of that uncertainty abates, and the outcome is favorable for Brazil.

然而，巴西央行面对的是充满不确定性的国际环境。所以，巴西央行希望通过延长加息周期来克服某些不确定性，从而取得有利于巴西的结果。

But, leaving aside the fact that with interest rates near zero there is little room for manoeuvre, the impact on the real economy of changes in the interest rate remains highly uncertain.

然而，抛开利率接近于零、没有多少操作空间不谈，利率变化对实体经济的影响也仍然是高度不确定的。

However, since the life insurance is a long-term economic action, the factors of government policy and economic cycles may cause the interest rate to be uncertain during the time of insurance.

而寿险产品特有的长期性，使保险期间利率会因为政府调控、经济周期等多种宏观经济原因而波动。

This is mainly because the global economic growth rate has significantly slowed down, particularly there are some uncertain factors existing in the economic development of some developed nations.

这主要是因为世界经济增长速度明显放缓，特别是一些发达国家的经济走势存在着一些不确定因素；