SI

听听怎么读
英 [si:]
美 [si]
是什么意思
  • abbr.

    Slovenia 斯洛文尼亚;Spark Ignition 火花塞点火;

  • 英英释义

    SI[ si: ]

    • n.
      • a complete metric system of units of measurement for scientists; fundamental quantities are length (meter) and mass (kilogram) and time (second) and electric current (ampere) and temperature (kelvin) and amount of matter (mole) and luminous intensity (candela)

        同义词:Systeme International d'UnitesSysteme InternationalSI systemInternational System of UnitsInternational System

      • a tetravalent nonmetallic element; next to oxygen it is the most abundant element in the earth's crust; occurs in clay and feldspar and granite and quartz and sand; used as a semiconductor in transistors

        同义词:siliconatomic number 14

      • the syllable naming the seventh (subtonic) note of any musical scale in solmization

        同义词:tite

    学习怎么用

    双语例句

    1. The SI unit of magnetic flux equal to the magnetic flux that in linking a circuit of one turn produces in it an electromotive force of one volt as it is uniformly reduced to zero within one second.
      韦伯磁通量的国际单位,等于当磁通量在一秒钟内被统一地减弱为零时在它联接的一圈电路内产生一伏特电动势时的磁通量

    权威例句

    Optical gain in Si nanocrystals
    Interstellar SiC in the Murchison and Murray meteorites: Isotopic composition of Ne, Xe, Si, C, and N
    On-chip spiral inductors with patterned ground shields for Si-based RF ICs
    The Giant Magnetocaloric Effect in Gd 5 (Si x Ge 1-x ) 4 Materials for Magnetic Refrigeration
    Designing and Managing the Supply Chain: Concepts, Strategies, and Case Studies by David Simchi-Levi; Philip Kaminsky; Edith Simchi-...
    Dielectric functions and optical parameters of Si, Ge, GaP, GaAs, GaSb, InP, InAs, and InSb from 1.5 to 6.0 eV
    Effect of Quantum-Well Structures on the Thermoelectric Figure of Merit in the Si/Si1- xGe x System
    Calculation of critical layer thickness versus lattice mismatch for GexSi1−x/Si strained﹍ayer heterostructures
    Drosophila Tsc1 functions with Tsc2 to antagonize insulin signaling in regulating cell growth, cell proliferation, and organ size.
    Hypoxia Response Elements in the Aldolase A, Enolase 1, and Lactate Dehydrogenase A Gene Promoters Contain Essential Binding Sites f...
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