the residual stresses in the surface and subsurface of mechanical components during the manufacturing process can affect the behavior and represent a significant potential for deviations in shape and size. these residual stresses also represent one of the main potentials for the distortion (which are ...
摘要: 在三氟化硼乙醚溶液催化下 ,羟基酸 (5 Phenylfuran 4 arylcarbinol 3 carboxylicAcids)以较好的收率转化为内酯 (4 Aryl 2 phenyl 4 ,6 dihydrofuro[3,4 c]furan 6 ones) .关键词:三氟化硼乙醚溶液 催化 内酯化 羟基酸 DOI: CNKI:SUN:BJDZ.0.2000-04-018 ...
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1,4‐cycloaddition reactions. I. Stereoisomers of 2,3,3a,4,5,9b‐hexahydro‐9b‐methyl‐4‐phenylfuro[3,2‐c]quinolines from 2,3‐dihydro‐5‐methylfuran and N‐benzylideneanilines 来自 Wiley 喜欢 0 阅读量: 14 作者:EF Elslager,DF Worth ...