另外一个理解方法是，散度是源头的“冒出率”，它是流体往系统输入的量，也就是单位时间内，单位面积新冒出的流体。
The other way to think about it is divergence is the source rate, it is the amount of fluid that is being inserted into the system, that is being pumped into the system per unit time per unit area.
它们的存在，正标志着由前湖床，一个单位面积的部分，北达科他和明尼苏达。
Their existence is now marked by the former lake bed, a flat area covering parts of North Dakota and Minnesota.
一个描述给出单位粉末量的覆盖面积的术语，常用每公斤多少平米或每平方英寸多少磅表示。
A term used to describe the area covered by a given amount of powder, usually measured in "square meters per kilo" or "pounds per square foot".
区块是限定勘探海上油气特许权的范围的一个面积单位。
A unit of area defining the extent of a concession to explore for oil or gas offshore.
对一个单位面积来说，电线杆或烟囱上的荷载要比工字架上的荷载小。
For a unit of projected area the loading on a telephone pole or a smokestack will be less than on an I - beam.
对一个单位面积来说，电线杆或烟囱上的荷载要比工字架上的荷载小。
For a unit of projected area the loading on a telephone pole or a smokestack will be less than on an i-beam.
一个有用的单位转换器可以帮助您日常计算，包括面积，密度，能源，力，长度，质量，功率，压力，速度，温度和体积的转换。
A useful unit converter can help you make the daily calculation, including conversion of area, density, energy, force, length, mass, power, pressure, speed, temperature and volume.
一个足球场大小的面积可以覆盖在一小时内由两个人同与大型天线线圈加上这些单位之一。
A football field sized area can be covered by two people in an hour with one of these units coup led with the large antenna coil.
这个新指标——绿色容积率(GPR)是以一个通常被称作叶面积指数(LAI)的生物参数作为基础，该参数被定义为每单位地块面积上的单面叶面积总和。
This new metric, the green plot ratio (GPR), is based on a common biological parameter called the leaf area index (LAI), which is defined as the single-side leaf area per unit ground area.
强度是每单位面积的度量，即使一个仅能产生几毫瓦能量的激光器也能产生一个直径只有一毫米的高强度光束。
Intensity is a measure of power per unit area, and even a laser that emits only a few milli-watts can produce a lot of intensity in a beam that's only a millimeter in diameter.
提出了未来水稻根系育种的一个方向，既适当控制根系的数量，增加根的平均长度，加深根在土壤中的分布，扩大根系的面积以及提高单位根量的根功能。
Adequate root number, deep root system, and efficient root activity per unit of root biomass will be needed for high-yield rice in the future breeding programs.
此算法的关键不同点在于不是让算法结果在采样点的值等于原采样值，而是在一个象素大小的单位面积上得到的平均值等于原采样值。
A key difference is that this algorithm does not give the same value at the sampling point but gives the same average value in unit area of each pixel.
每一个学生将计算得出吸收每个家庭成员由于能源使用而产生的二氧化碳所需的森林面积(单位：公顷)。
Each student is to calculate the forest area in hectares needed to absorb the carbon dioxide (CO2) each their family members produces when consuming energy.
每一个学生将计算得出吸收每个家庭成员由于能源使用而产生的二氧化碳所需的森林面积(单位：公顷)。
Each student is to calculate the forest area in hectares needed to absorb the carbon dioxide (CO2) each their family members produces when consuming energy.
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