per unit area

基本解釋

• 每一單位面積

英漢例句

雙語例句

• Let's use delta for density, which is the mass per unit area.
  我們用δ來表示密度，也就是每單位面積元的質(zhì)量。
• The density for a flat object would be the mass per unit area.
  一個平面物體的密度是每單位面積元的質(zhì)量。
• 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.
  另外一個理解方法是，散度是源頭的“冒出率”,它是流體往系統(tǒng)輸入的量，也就是單位時間內(nèi)，單位面積新冒出的流體。

權(quán)威例句

• But they also have the highest sales per unit area of any U.S. retailer, double that of Tiffany.
  FORBES: A Google Retail Store? Why It's Not As Crazy As It Sounds

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詞組短語

短語

• power per unit area 單位面積功率;每單位面積功率
• force per unit area 面分布力
• per unit area yield 單位面積產(chǎn)量
• per unit area concentration 單位面積濃度
• production per unit area 單位面積的生產(chǎn)量;單位面積產(chǎn)量

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專業(yè)釋義

能源科學技術(shù)

• 每一單位面積