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 of ísos equal] Random House Kernerman Webster's College...
noun , Chemistry. the quality or condition of being isotopic; isotopic character. Discover More Word History and Origins Origin of isotopy1 First recorded in 1915–20; isotope + -y 3 Word of the DayApril 18, 2024petrichor [pet-ri-kawr]Meaning and examples Start each day with the Word of...
Symbol符号Meaning含义 Ssyndiotactic 间同立构的,间规的 Sthermosetting 热固性的 STsyndiotactic 间规的 Ttemperature(resistance) (耐)高温的 Ttoughened 增韧的 Uultra 超 Uunplasticized 未增塑的 Uunsaturated 不饱和的 Vvery 极 Wweight 重量 Xcrosslinked;crosslinkable ...
adjective , Chemistry. containing an isocyano group. Discover More Word History and Origins Origin of isocyano1 iso- + cyano Word of the DayApril 18, 2024petrichor [pet-ri-kawr]Meaning and examples Start each day with the Word of the Day in your inbox! Sign Up By clicking "Sign Up",...
Isopoly-acid definition: (inorganic chemistry) Any of several complex oxyacids containing atoms of one or more metals; they form heteropoly acids in combination with non-metallic compounds.
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。 Foranexplanationonthevoluntarynatureofstandards,themeaningofISOspecifictermsand expressionsrelatedtoconformityassessment,aswellasinformation...
The acronym ISO is derived from the Greek term, 'isos' meaning equals. At the convention in London in 1946, this phrase was adopted to signify that the work done by the organization would be in the spirit of "friendship among equals". It also simplified recognition of the organization world...
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Foranexplanationofthevoluntarynatureofstandards,themeaningofISOspecifictermsandexpressions relatedtoconformityassessment,aswellasinformationaboutISOsadherencetotheWorldTrade Organization(WTO]principlesintheTechnicalBarrierstoTrade(TBT],seewww.iso.o陀/iso/f,口IWOI甘.html. ...
2. IFCC has used this term with the present meaning oftrueness. 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. ...