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  2. Engineering drawing abbreviations and symbols - Wikipedia

    en.wikipedia.org/wiki/Engineering_drawing...

    LM or L/M: list of materials: Also called a bill of materials (BoM, BOM). Overlaps a lot in concept with a parts list (PL or P/L). There is no consistently enforced distinction between an L/M, a BoM, or a P/L. LMC: least material condition: A material condition in GD&T.

  3. Metre (hymn) - Wikipedia

    en.wikipedia.org/wiki/Metre_(hymn)

    L.M., or LM— Long metre, 8.8.8.8; a quatrain in iambic tetrameter, which rhymes in the second and fourth lines and often in the first and third. S.M. , or SM — Short metre , 6.6.8.6; iambic lines in the first, second, and fourth are in trimeter, and the third in tetrameter, which rhymes in the second and fourth lines and sometimes in the ...

  4. Middle Passage - Wikipedia

    en.wikipedia.org/wiki/Middle_Passage

    The Middle Passage was the stage of the Atlantic slave trade in which millions of enslaved Africans were transported to the Americas as part of the triangular slave trade. Ships departed Europe for African markets with manufactured goods (first side of the triangle), which were then traded for slaves with rulers of African states and other ...

  5. Mitochondrion - Wikipedia

    en.wikipedia.org/wiki/Mitochondrion

    Mitochondrion. Two mitochondria from mammalian lung tissue displaying their matrix and membranes as shown by electron microscopy. A mitochondrion ( / ˌmaɪtəˈkɒndriən /; [1] pl.: mitochondria) is an organelle found in the cells of most eukaryotes, such as animals, plants and fungi.

  6. Long metre - Wikipedia

    en.wikipedia.org/wiki/Long_Metre

    Long metre or long measure, abbreviated as L.M. or LM, is a poetic metre consisting of four line stanzas, or quatrains, in iambic tetrameter with alternate rhyme pattern ABAB. The term is also used in the closely related area of hymn metres. When the poem is used as a sung hymn, the metre of the text is denoted by the syllable count of each ...

  7. Apollo 13 - Wikipedia

    en.wikipedia.org/wiki/Apollo_13

    Apollo 13 (April 11–17, 1970) was the seventh crewed mission in the Apollo space program and the third meant to land on the Moon. The craft was launched from Kennedy Space Center on April 11, 1970, but the lunar landing was aborted after an oxygen tank in the service module (SM) ruptured two days into the mission, disabling its electrical and life-support system.

  8. Apollo 10 - Wikipedia

    en.wikipedia.org/wiki/Apollo_10

    The mission-loaded LM weighed 13,941 kilograms (30,735 lb), compared to 15,095 kilograms (33,278 lb) for the Apollo 11 LM which made the first landing. Additionally, the software necessary to guide the LM to a landing was not available at the time of Apollo 10.

  9. Landing Ship Medium - Wikipedia

    en.wikipedia.org/wiki/Landing_Ship_Medium

    A Landing Ship Medium (LSM) was an amphibious assault ship of the United States Navy in World War II. Of a size between that of Landing Ships Tank and Landing Craft Infantry, 558 LSMs were built for the USN between 1944 and 1945.

  10. LM317 - Wikipedia

    en.wikipedia.org/wiki/LM317

    LM317 with heat sink. The LM317 is an adjustable positive linear voltage regulator. It was designed by Bob Dobkin in 1976 while he worked at National Semiconductor. [1] The LM337 is the negative complement to the LM317, which regulates voltages below a reference. It was designed by Bob Pease, who also worked for National Semiconductor.

  11. International System of Units - Wikipedia

    en.wikipedia.org/wiki/International_System_of_Units

    lm luminous flux: cd⋅m 2 /m 2: cd⋅sr lux: lx illuminance: cd⋅m 2 /m 4: lm/m 2 = cd⋅sr⋅m −2: becquerel: Bq activity referred to a radionuclide (decays per unit time) s −1: gray: Gy absorbed dose (of ionising radiation) m 2 ⋅s −2: J/kg sievert: Sv equivalent dose (of ionising radiation) m 2 ⋅s −2: J/kg katal: kat catalytic ...