fold increase

基本解释

This six-fold increase would mean that a terabyte hard drive could, in the future, hold six terabytes of data on the same size platter.
容量增加6倍---这意味着一个1兆兆TB容量的硬盘将来就可能在硬盘大小不变的条件下扩充容量到六兆兆。
That would be the equivalent of a 40-fold increase in visitors, all of a sudden giving you 40 sales or sales leads out of 400 visitors, instead of 1.
这在业务价值是相当于40倍的访客增长，原来的每400个访客中的“1笔”销售都会“转瞬间”变成“40笔”销售或销售意向。
When land is fertilized for the first time you get a huge jump in production, so a 17-fold increase would have significant results.
她表示，“当土地第一次施肥后，产量就会大增，所以肥料投入增加17倍将会产生重大的影响”。

That produced a four-fold increase in calls to the national AIDS helpline.
Indian Prime Minister Manmohan Singh says the global nuclear industry will have huge opportunities in India, as the country could have a hundred-fold increase in nuclear energy generation, in the next four decades.

The commission suggests a five-fold increase in the number of U.S. troops embedded to train Iraqis.
NPR: Levin Welcomes Iraq Panel's Urge of Change
On April 30 it announced a 9.3 fold increase in profits for last year.
FORBES: Whither Japan Stocks: Investors Saying 'Show Me Growth'; Sharp On Life Support