force per unit area 中文意思是什麼
force per unit area
解釋
單位面積上的力-
The results show that : the main driving forces of arable land change of shouguang county are the per capita income, the ratio of the pasture output value, the ratio of the cropping output values and the ratio of agricultural labor force proportion ; the main driving forces of arable land change of quzhou county are the variation of grain yield per unit area, the ratio of the pasture output value, the ratio of the cropping output values, the ratio of grain field areas and the population density
結果表明：壽光市耕地變化的主導驅動力包括人均收入、牧業總產值比例、種植業總產值比例和農林牧漁業勞動力；曲周縣耕地變化的主導驅動力包括糧食單產、牧業總產值比例、種植業總產值比例、糧田面積佔耕地面積比例和人口密度。在此基礎上，揭示縣域尺度上耕地變化的驅動機制，並為進一步進行土地利用覆蓋變化研究積累方法和經驗。 -
The drag is a force per unit area of the layer.
拖力是流層單位面積的力。 -
Measures in force per unit area [ i. e. pounds per square inch ( psi ) ] the ultimate stress that can be withstood by a material in tension prior to failure
在出現問題前材料單位面積所能承受的極限拉力，例如：磅每平方英寸（ psi ） 。 -
Pressure is force per unit area
壓力就是電單位面積上的力。 -
The result indicated that, the output value per labour force, the output value of unit field area, the output value per person are the major indexes of the first principal components, the balance index of n, the output value per labour force and the pesticide quantity per unit field area are the major quotas of the second principal components, the balance index of p, the balance index of k and the output value per person are the major indexes of the third principal components
結果表明：勞均產值、單位耕地產值、人均產值是決定第一主成分的主要指標；氮平衡指數、勞均產值、單位耕地施用農藥量是決定第二主成分的主要指標；磷平衡指數、鉀平衡指數、人均產值是決定第三主成分的主要指標。 -
To find the pressure we divide the force by the area on which it presses, which gives us the force per unit area
要求壓強，則把力除以它所作用的面積，從而得出單位面積上的力。 -
Force applied uniformly over a surface, measured as force per unit of area
壓力；壓強統一作用於物體表面的力量，用每一單位面積上的壓力計量
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