Lm是什么单位的缩写？

是用在建筑方面测量壁脚板的。

lumen
n. 流明,内腔
你看看是不是这个.应该是内径

这位同学，lm在各个行业有不同的含义缩写，给你列举如下，你可以具体看看，我个人任务你说的应该是Leonard-Merritt mass estimator ：

The abbreviation LM or lm may refer to:

• companies:
  • Lockheed Martin, the largest United States defense contractor
  • London Midland, a rail operator in the West Midlands, England.
• in economics and business studues:
  • IS/LM model in macroeconomics, where LM refers to Liquidity preference-Money supply
  • Lean manufacturing
• in mathematics, science and statistics:
  • Language model, mathematical model used in language processing and speech recognition
  • Leonard-Merritt mass estimator
  • Levenberg–Marquardt algorithm
  • Lumen, unit of luminous flux
• military:
  • Legion of Merit a United States military decoration
• in motor sport:
  • 24 Hours of Le Mans race, and related car models
  • Late model Class of Racing car.
• people:
  • Luis Miguel, Mexican singer
• in politics:
  • Liberal Movement, a defunct Australian political party.
• publishing:
  • Living Marxism magazine, published under the name LM between 1997 and 2000
• technology:
  • Apollo Lunar Module spacecraft
  • LAN Manager, a network operating system developed by Microsoft
  • Light meter
• miscellaneous:
  • LM, licence plate code for Limburg-Weilburg in Germany
  • LM, licence plate code for Liptovský Mikuláš in Slovakia
  • L&M, a brand of cigarettes
  • Lower Merion High School, a Pennsylvania secondary school

LM铝合金门

厘米吧

Lm :

1.

光通量

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