si

英[ˌes'aɪ] 美[ˌes'aɪ]
  • n. 国际单位制
星级词汇:
  • sia abbr.(美国)工业考古学学会(=SocietyforIndustrialArchaeology)abbr.(加拿大)工业会计师学会(=SocietyofIndustrialAccountants)
  • sia abbr.(美国)工业考古学学会(=SocietyforIndustrialArchaeology)abbr.(加拿大)工业会计师学会(=SocietyofIndustrialAccountants)
    n. (名词)
    1. 【音】长音阶的第七音
    abbr. (缩略词)
    1. =shift in 【计】移入
    2. =Society of Illustrators 插图画家协会
    3. Slovenia 斯洛文尼亚
    4. Spark Ignition 火花塞点火
    5. Système International(dUnites)国际单位制
    6. 【化】元素矽的符号
    7. 元素硅(silicon)的符号

英英释义

Noun:
  1. 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

  2. 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);

    "Today the United States is the only country in the world not totally committed to the Systeme International d'Unites"

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

1. The Si unit for length is the meter, m.
长度的SI单位 是米(m).

来自辞典例句

2. The SI system therefore takes the ampere as one of its fundamental units.
因此,SI制取安培作为它的基本单位之一.

来自辞典例句

3. The unit of work and energy in the SI system is the joule ( J ).
在国际单位制(SI)中,功和能的单位是焦耳 ( J ).

来自辞典例句

4. This system is called the International System of Units , abbreviated SI.
因此, si制取安培作为它的基本单位之一.

来自互联网

5. The white bright band is mainly single phase solidation � � ( Ni , Fe, Cr, Si ).
白亮带主要是单相的γ- ( Fe, Cr,Ni, Si ) 固溶体组织.

来自互联网

    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