b stage

Purification and characterization of naphthalene-based B stage COPNA resin

萘系B阶COPNA树脂的提纯及表征

The curing reaction of B stage COPNA resin can be easily controlled and apparent activation energy ( Ea) is 17.06 kJ/ mol.

B阶COPNA树脂固化反应平稳易于控制，表观活化能（Ea）为17.06kJ/mol；

Evidence-based Treatment for a Patient of ⅱ B Stage Non-Small Cell Lung Cancer

一例ⅡB期非小细胞肺癌术后患者的循证治疗

ⅰ stage 6 cases,ⅱ a stage 9 cases and ⅱ b stage 1 case by X ray examination. The diagnosis was established by the pathology in all patients.

X线检查Ⅰ期6例，Ⅱa期9例，Ⅱb期1例，均经病理学确诊。

The analcime and analcime+ heulandite zones were formed during Stage B of early diagenesis;

方沸石和方沸石十片沸石带为早成岩期B阶段形成；

Susceptibility test of rice plants to hygromycin B around heading stage showed consistent results with seedling.

苗期鉴定与抽穗前后成株期鉴定的结果相一致.