表面张力的单位mN/m是什么意思？_学术_科学_教育_天涯问答 2008年11月25日 - mN/m中第一个m表示10^(-3),像毫米，就是mm. 后一个m是米的单位。所以化为简单的说法就是 mN/m=10^(-3)*N/m,你也知道N是牛顿，力学单位。
Newton metre - Wikipedia, the free encyclopedia The newton metre is a unit of torque (also called "moment") in the SI system. ... Similar examples of "dimensionally equivalent" units include Pa versus J/m3, ... 1.3558 N·m; 1 inch-ounce-force = 7.0615518 mN·m; 1 dyne-centimetre = 10−7 N·m ...
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Newton metre - Wikipedia, the free encyclopedia Again, N⋅m and J are distinguished in order to avoid misunderstandings where a torque is mistaken for an energy or vice-versa. Similar examples of "dimensionally equivalent" units include Pa versus J/m³, Bq versus Hz, and ohms versus ohms per square.
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Manganese - Wikipedia, the free encyclopedia Manganese is a chemical element with symbol Mn and atomic number 25. It is not found as a free element in nature; it is often found in combination with iron, and in many minerals. Manganese is a metal with important industrial metal alloy uses, particular
