reduce by

基本解释

It points out that in tunnel, the lateral vibration acceleration of the car body can reduce by about 30%.
指出在隧道内，车体的横向振动加速度可减少30%左右。
The delegates in Rome promised to continue efforts to reduce by half the number of hungry people by two thousand fifteen.
罗马会议的代表们纷纷保证到2015年将减少一半以上的饥饿人口。
While the content of Vitrain C and deoxidize sugar decrease promptly in the process of deepfreeze and reduce by degrees in the process of cold storage.
在冷藏过程中有机酸含量逐渐升高，还原糖和维生素C含量逐渐降低。

The delegates in Rome promised to continue efforts to reduce by half the number of hungry people by two thousand fifteen.
Linear algorithms tend to be things where, at one pass-through, you reduce the problem by a constant amount by one. If you reduce it by two, 1 it's going to be the same thing.
有问题么？,线性复杂度的算法，当进行了一个,常量级步数的操作的时候，将问题的规模缩小了一个。
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the United States announced a target to reduce its emissions by 17% below 2005 levels in 2020.
美国宣布了到2020年实现在2005年的水平基础上减排17%的目标。
对全球变暖的政策 - SpeakingMax英语口语达人

Commentators estimate bank profitability will reduce by 20-40% for some business lines and geographies.
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