每两年

Its coal-based economy doubles every decade, and its powerincreases commensurately.

丫以煤炭为基础的经济以每十年两倍的高速发展，同时丫的实力也在同步发展。

1 It is an established practice from 1961 for Hong Kong to conduct a population census once every ten years and a by-census in the middle of the intercensal period.

1.1 根据惯例，自一九六一年起，香港每十年进行一次人口普查，并在两次人口普查中间，进行一次中期人口统计。

Curley, 37, works as a convenience store clerk in Lame Deer - among the few jobs available in a rural outpost where one in every two people live in poverty.

45年， 37岁，作为一个便利店店员拉梅鹿-少数几个人可以在农村前哨，每两个人生活在贫困中。

Every daimyo was also required to spend every second year in Edo. This meant a huge financial burden for the daimyo and moderated his power at home.

每个大名都必须每隔两年在Edo度过，这对大名来说，意味着一笔很大的开支，也使他们在家乡的权利受到了限制。

McCann Erikson and Mindshare are the incumbent creative and media agencies, respectively, and the tenders are in line with government procedure outlining that tenders must be held every two to three years.

麦肯和Mindshare分别是现任的创意机构和媒体机构。此次的各类竞标按照政府规定的程序，每两至三年举行一次。

Second, is it really important to change cars every two to four years?

其次，真正重要的是它改变车每两至四年？

They move on to a new place every two or three years.

他们每两三年就要搬到一个新的地方。

Otherwise, you may have to replace the flowerbed every couple of years.

否则，你可能已经取代每花一两年。

People who fork out for the gym fortnightly rather than annually will turn up for workouts more often, according to new Australian research.

澳大利亚一项最新研究表明，与一次性付清年费的健身者相比，每两周预付一次健身费的人更经常去健身房锻炼。

Children's Town, is located 25 km southwest of Yanshan County Town, is the origin Xu Fu Dongdu Fuso, have elapsed since the 2000 years of history, Japan's Saga members area Jin God God Xu Fu, a festival every 50 years, the custom of extended to today.

千童城位于盐山县城西南25公里，是徐福东渡扶桑的始发地，距今已有两千多年的历史，日本佐贺地区的金立神社员神为徐福，每50年一祭的习俗延续到今。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐