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[sek] n  | |
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| chem. |
仲1.指 CH₃……CH(CH₃)—型支链烃基; 2.指二元胺及R₂CHOH 型的醇 |
| math. |
正割secant的符号 |
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| chem. |
尺寸排阻色谱法 |
| proj.manag. |
美国证券交易委员会 |
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| sport. |
秒 |
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| English thesaurus |
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| abbr. |
secant; secret; secretary; section; sectional; sector; security; Single Cotton Covered; Somatic Cell Concentration |
| abbr., mil. |
section SEC |
| IT |
second |
| opt. |
secant of |
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| abbr., textile |
Shanghai Exhibition Center |
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| abbr. |
securities |
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| abbr., el. |
microsecond |
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| abbr. |
Survivable and Enduring Communications System |
| abbr., avia. |
sensor engagement controller subsystem; severe environment control system; sequential event control system; small experiment communications |
| abbr., el. |
SEMI equipment communications standard; solar electric communications satellite; solar energy conversion system |
| abbr., el., scient. |
Semiconductor Equipment Communications Standard |
| abbr., mil., avia. |
seconds |
| abbr., space |
sequential-events control system; small experimental communications satellite; solar electric communication satellite; space environmental control system |
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| abbr. |
sections |
| abbr., busin. |
securities |
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| abbr. |
seconds (Vosoni) |