a combining form meaning “equal”:isochromatic;in chemistry, used in the names of substances that are isomeric with the substance denoted by the base word:isocyanic acid. Also,esp. before a vowel,is-. [< Greek, comb. form ofísosequal] ...
precededbythetermwritteninfull. 4.5文本中首次出现缩略语时,应先完整地写明相应术语,随后在括号中注明对应缩略语。 4.6TherulesoftheInternationalUnionofPureandAppliedChemistry(IUPAC)forsource-basednamesof polymersrecommendtheuseofparentheseswhentheprefix“poly”isusedwithamonomername consistingoftwoormorewords.This...
in chemistry chemical reactions chemistry calculators periodic table elements of the periodic table periodicity in properties of elements mendeleev's periodic table modern periodic table and law table of elements electronic configuration of elements periodic trends in ionization enthalpy trends in electron ...
What are Isotopes and Isobars in Chemistry? Learn about the difference between the isotopes and isobars, atomic number and mass numbers only @Byju's
Foranexplanationofthevoluntarynatureofstandards,themeaningofISOspecifictermsandexpressions relatedtoconformityassessment,aswellasinformationaboutISOsadherencetotheWorldTrade Organization(WTO]principlesintheTechnicalBarrierstoTrade(TBT],seewww.iso.o陀/iso/f,口IWOI甘.html. ThisdocumentwaspreparedbyTechnicalCommitteeISO...
In the ISO system, the independent certifying company is the one that is accredited, meaning that this company must be checked and recognized by other specialized authority bodies in order to be considered capable to certify other companies. The process by which a company is audited by the certi...
2. IFCC has used this term with the present meaning of trueness. basic state:specific state of a system for use as a base for the evaluation of actual states of the system (2) NOTE In clinical laboratory sciences the basic state is represented by the zero value of the state variable. ...
Anytradenameusedinthisdocumentisinformationgivenfortheconvenienceofusersanddoesnot constituteanendorsement. 本文件中使用的任何商品名称都是为了方便用户而提供的信息,不构成完全认可。 PAGE:4©ISO2019–Allrightsreserved ISO10993-11:2017(E)中英文版 Foranexplanationonthevoluntarynatureofstandards,themeaningofISO...
(译者注:在我国的法制计量领域,“verification”翻译为“检定”) Note 5 to entry: Verification should not be confused with calibration. Not every verification is a validation (3.9). 注5:验证不应当与校准混淆。不是每个验证都是确认。 Note 6 to entry: In chemistry, verification of the identity of ...
Compounds of Formula 1 and of Formula 2 ##STR1## where the symbols have the meaning defined in the specification, have retinoid-like biological activity. Inventors: Vasudevan, Jayasree (Irvine, CA) Beard, Richard L. (Newport Beach, CA) Huang, Dehua (San Diego, CA) Chandraratna, Rosha...