1.
a unit of surface area equal to 100 square meters.
表面积单位等于平方米。
2.
(abbreviated `ha') a unit of surface area equal to 100 ares (or 10,000 square meters).
（缩写为‘ha’）表面积单位等于公亩（或，平方米）。
3.
The luminous intensity on unit area.
单位面积上的发光强度。
4.
space for one line of print (one column wide and 1/14 inch deep) used to measure advertising.
报纸上的广告面积单位。
5.
production of shaft kiln for unit cross section
立窑单位截面积产量
6.
The extent of a planar region or of the surface of a solid measured in square units.
面积以平方单位度量的平面区域或固体表面的大小
7.
a unit of area equal to one yard by one yard square.
面积单位等于一码乘以一码的面积。
8.
a measure of the strength of a magnetic field per unit area.
测量单位面积的磁感强度的单位。
9.
a measure of luminous flux per unit area.
测量单位面积光通量的单位。
10.
a unit measuring force per unit area.
测量单位面积所受的力的单位。
11.
The luminous flux per unit area at any point on a surface exposed to incident light.
照度受光照射的表面上任一点单位面积上的通光量
12.
The thy matter weight per unit, thy matter accumulation per stem (panicle), and transportation of leaf apparent matter was more than the high yield crop management.
与传统高产栽培管理比较，单位面积干物重、单茎物质积累量和叶片的物质表观转出量高。
13.
a unit of area equal to one inch by one inch square.
面积单位等于一英寸乘以一英寸的面积。
14.
The dry matter weight per unit, dry matter accumulation per stem( panicle), and transportation of leaf apparent matter was more than the high yield crop management.
与传统高产栽培管理比较,单位面积干物重、茎物质积累量和叶片的物质表观转出量高。
15.
The quantity of something per unit measure, especially per unit length, area, or volume.
密度某物每单位测度的数量，尤指每单位长度、面积或体积
16.
capacity per unit area of husked rice separator
谷糙分离设备单位面积产量
17.
a South African unit of measure equal to about 2 acres.
南非使用的土地面积单位约等于英亩。
18.
"The number of individuals, such as inhabitants or housing units, per unit of area."
每单位面积居民或住房的数目.