1) week B-property
弱B性质
2) Weak Acid Red B
弱酸性红B
1.
Though many methods have been used in the synthesis of Weak Acid Red B,a new method of condensing 2,5-dechlornitrobenzene with phenol to produce Weak Acid Red B was discribed in this paper on the basis of water as the solvent and under the influence of the phase transfer catalyst.
弱酸性艳红B有多种合成方法,本文实验采取以水做溶剂的方法,在相转移催化剂作用下,用2,5-二氯硝基苯与苯酚缩合反应生成弱酸性红B。
3) L-B property
L-B性质
4) H-B property
H-B性质
5) B property
B性质
1.
if X=Πσ∈ΣX σ is |Σ|paracompact,then X is shrinked(with B property or with D property) iff Πσ∈FX σ is shrinked (with B property or with D property) for F∈[Σ] <ω ;2.
设X =Πσ∈ΣXσ是|Σ| 仿紧空间 ,则X是可缩的 (具有B性质 ,D性质 )当且仅当 F∈ [Σ]<ω,Πσ∈FXσ 是可缩的 (具有B性质 ,D性质 ) ;2 。
6) meso-B-property
中-B性质
补充资料:弱弱联合
弱弱联合是指两个总体实力都不强但都拥有自己独特的某方面优势的企业之间进行联合,以形成较强的实力。弱弱联合,弱企业之间优势互补,可以形成整体实力变强的效应。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条