measuring every single tree in these 2, 000 hectares, 5, 000 acres.
测量在这5000顷长，2000顷宽地里的所有树木。
The agricultural acreage which we newly ploughed get get ed to 5 thousorhectares.
她们新开垦的耕地面积达五千公顷。
In addition,92 million hectares are suited for agriculture use,but are still unused.
此外，92万公顷适合农业使用，但仍然没有使用。
About20 farmers and45 hectares around Danyang were affected.
丹阳有约20家农户和45公顷瓜田受到影响。
So far, more than 78million hectares of arable land have been affected.
到目前为止，超过8千万公顷可耕地已经受到影响。
More than 170 hectares were afforested, reducing water runoff from the hillsides.
超过170公顷的土地已植有林木，以减少雨水从山坡流下。
The newly increased area fenced off for afforestation is 6.059 million hectares.
新增封山育林面积605。9万公顷。
It showed that about 280 hectares could be developed on the old airport site.
研究结果显示，启德机场现址可腾出约280公顷土地。
An area of land approximately4000 hectares in extent, comprising two sites, each of2000 hectares.
约4000公顷的土地，由两个各为2000公顷的场地组成。
The sea area of 6 hectares of freshwater aquaculture.
海淡水养殖面积达到6万亩。
17 million hectares of rainforest are lost every year to create new arable land.
每年有1900万公顷的雨林消失 它们用作开垦新的耕地
Irrigation projects continued on450 hectares of arable land, benefiting500 families.
继续在450公顷可耕地开展灌溉项目，使500户家庭受益。
Two years ago it decreed that 118m hectares must be preserved as arable land to ensure food security.
两年前，它下令必须保证1。2亿公顷耕地以确保粮食安全。
The breaching of the dyke immediately endangered 145， 000 residents downstream， as well as 8， 193 hectares of arable land.
决堤立刻威胁到了下游14。5万居民以及8193公顷耕地的安全。
In Holland,thousands of hectares have been reclaimed from the sea and turned over to arable land and pasture.
在荷兰，成千上万公顷的海面被改造成可耕地和牧场。
The Imperial Palace covers an area of 72 hectares.
故宫占地72公顷。
The area with pests is 26 million hectares and the seriously damaged area is about 14.67 million hectares.
虫害危害面积2600万公顷，其中严重危害面积约1467万公顷。
The area with rats is 46 million hectares.
鼠害危害面积4600万公顷。
This is an area of about 48 million hectares.
这是一个面积约5千万公顷的林地。
Area of 520 hectares of Fuhai Lake ranked Central Park.
面积达520多亩的福海湖位居园中央。
Area of 518 hectares of Fuhai Lake ranked Central Park.
面积达520多亩得福海湖位居园中央。
Yu Yuan Garden was first Built in 1559 with an area of aBout 2 hectares.
豫园始建于1559年，面积约2公顷。
Covers an area of204 hectares, a typical karst landscape.
占地面积204公顷，典型的岩溶地貌景观。
Arlington National Cemetery scale, covering up to 170 hectares.
阿灵顿国家公墓规模庞大, 占地达170公顷。
The garden covers an area of thirty hectares, most of which lie near the Avon River.
这座花园占地30公顷, 其中大部分位于艾芬河的附近。
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