- double linkage
- 双键
English-Chinese geology dictionary (英汉地质大词典). 2013.
double linkage
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Double wishbone suspension — Wishbones and upright painted yellow In automobiles, a double wishbone (or upper and lower A arm) suspension is an independent suspension design using two (occasionally parallel) wishbone shaped arms to locate the wheel. Each wishbone or arm has… … Wikipedia
double bond — Chem. a chemical linkage consisting of two covalent bonds between two atoms of a molecule, represented in chemical formulas by two lines, two dots, or four dots, as CH2=CH2; CH2:CH2; CH2::CH2. [1885 90] * * * … Universalium
double backcross — a backcross that gives information about linkage between two genes by examining the effects of the cross on two separate loci … Medical dictionary
double bond — dou′ble bond′ n. chem. a chemical linkage consisting of two covalent bonds between two atoms of a molecule, represented in chemical formulas by two lines, two dots, or four dots, as CH2=CH2; CH2:CH2; CH2::CH2 … From formal English to slang
Genetic linkage — is the tendency of certain loci or alleles to be inherited together. Genetic loci that are physically close to one another on the same chromosome tend to stay together during meiosis, and are thus genetically linked. Contents 1 Background 2… … Wikipedia
Cognate linkage — In Kinematics, cognate linkages are linkages that ensure the same input output relationship or coupler curve geometry, while being dimensionally dissimilar. In case of four bar linkage coupler cognates, the Roberts–Chebychev theorem states that… … Wikipedia
Four bar linkage — A four bar linkage or simply a 4 bar or four bar is the simplest movable linkage. It consists of 4 rigid bodies (called bars or links), each attached to two others by single joints or pivots to form a closed loop. Four bars are simple mechanisms… … Wikipedia
cross-linkage — cross link cross link n. (Chem., Biochem.) a covalent bond that links two chains of atoms, or two sections of one chain, in a polymeric molecule; the cross link is created by a third bond in a monomer unit in addition to the two bonds forming the … The Collaborative International Dictionary of English
Armstrong Siddeley Double Mamba — The Double Mamba was an Armstrong Siddeley gas turbine turboprop engine design of around 3,000 ndash;4,000 hp (2,500 ndash;3,000 kW). It was used mostly on the Fairey Gannet anti submarine aircraft developed for the Fleet Air Arm of the Royal… … Wikipedia
ethylene linkage — noun or ethylenic linkage : a carbon to carbon double bond … Useful english dictionary
Folie à double forme — Trouble bipolaire Le trouble bipolaire est une catégorie des troubles de l humeur, auparavant appelé PMD Psychose Maniaco Dépressive. Ce trouble est caractérisé par la fluctuation anormale de l’humeur, qui oscille entre des périodes d’excitation… … Wikipédia en Français
