2.The symbol for a hydrocarbon side chain or substituent of variable chemical structure. R3 abbr. 1.range (surveying) 2.Réaumur (scale) 3.registered trademark 4.Republican 5.Ecclesiasticalresponse 6.right 7.orrroentgen 8.rook (chess)
ratiometric technique rational architecture rational association rational character rational chemical fer rational development rational economic age rational exploration rational function ove rational irrationalit rational lag rational perspectives rational thing rational use of drug rational use of drugs rational-cr...
rpm rrufescens tam rrufus rs rs regular structure rsright side rsilverberg rsubbadius rtroomtemperature rtw ready to wear r tiryaki r adiabatic ra refer to acceptor rbrelaybox rc colored jackets fo r closed loop mrp rdrefer mail to drawe rdrefer to drawer rdrefer to drawr rdrefer toe dra...
Structure, Thermal Behavior, Chemical Durability, and Optical Properties of the Na2O–Al2O3–TiO2–Nb2O5–P2O5 Glass System The FTIR, Raman, UV-Vis, 31 P MAS-NMR, DTA, and refractive index measurements have been combined to investigate a series of glasses with the general formu... Z ...
reversible chemical reaction 可逆化学反应reversible colloid 可逆胶体reversible magnetization 可逆磁化reversible motor 可逆电动机reversible pendulum 可倒摆reversing thermometer 回动温度计reversion 返祖revived fault 复活断层revived structure 再生结构revolution 变革revoredite 硫砷铅石reyerite 铝白钙沸石rezbanyite 铜...
Chemical structure and reactivity : B.R. Eggins, MacMillan, London, 1972, pp. xii + 190, price 3.95 bound, 2.25 (paper-back) - ScienceDirectNot Availabledoi:10.1016/0022-2860(72)85153-6W.E.S.Elsevier B.V.Journal of Molecular Structure...
These were unequivocally characterized on the basis of physical data and chemical correlation with related compounds previously isolated. These new compounds were tested for inhibition of Na + , K + -adenosine triphosphatase from guinea pig heart, and the structure-activity relationship has been ...
Photochemical activation of the bpcd-chelated cluster 1,1-Os 3 (CO) 10 (bpcd) ( 1 ) in the presence of P(OEt) 3 furnishes the simple substitution product ... G Bell - 《Journal of Chemical Crystallography》 被引量: 1发表: 2007年 X-ray molecular structure of the 1:1 adduct of ...
The newly determined as well as already known structures are summarized, together with critical comments about possible errors in the previous structure determinations. 展开 关键词: alkaline rare-earth sulfides group 1 rare-earth sulfides luminophors crystal-chemical analysis ...
radiation chemical reaction 辐射化学反应 radiation chemistry 辐射线化学 radiation cure 辐射硫化 radiation damage 辐照损伤 radiation equilibrium 辐射平衡 radiation hazard 放射危害 radiation intensity 辐射强度 radiation law 辐射律 radiation loss 辐射损失 radiation polymerization 辐照聚合 radiation protection 辐射防护...