C70

C70 type freight car is a main kind of operational freight car in China .

C70货车是中国的主型铁路货车，其轮&轴失效关系到铁路运输安全。

A Study on Creating C60 / C70 On The Closed Electric are Chamber

封闭电弧室制备C60/C70的研究

Study on the crystal morphology of c60 / c70

C（60）/C（70）晶体形貌的研究

Finally , in the fourth chapter , we primarily discussed the SERS effect of C70 molecules adsorbed on the surface of copper .

最后，在论文的第四章中，我们探讨了吸附于粗糙铜表面的C70分子SERS谱。

We have measured the absorption and fluorescence spectra from the solution of the mixture of C60 and C70 in toluene .

测量了C（60）和C（70）混合物甲苯溶液的吸收光谱和荧光光谱。

Adaptable laser heat treatment has been used to make the composite of C60 / C70 coating and 45 # steel substrate and produce new crystal phases .

采用适当的激光热处理，使C60／G70涂层与45＃钢基底发生复合并生成晶体相。

Experimental results showed similar rule in damage evolvement , but different damage rate between the normal strength concrete ( C45 ) and the high strength concrete ( C70 ) .

结果表明，普通混凝土（C45）和高强混凝土（C70）在不同损伤因素协同作用下，损伤规律存在相似性，但损伤速率明显不同。

The C60 / C70 , sample was prepared by carbon electric arc method , and its crystal morphology was studied by optical microscopy , SEM and TEM .

采用电弧法制备了C（60）/C（70），并用光学显微镜、扫描电子显微镜和透射电子显微镜对其结晶形貌进行了研究。

The difference of relative intensity between the SERS spectra of C70 adsorbed on the silver surface and the copper surface originated from the different adsorption state of the C70 molecules on them .

研究发现：C70分子在铜和银表面不同的谱峰相对强度，是由于C70分子不同的吸附状态所引起的。

In experiment , the dependence of the quantum efficiency of PVK thin film doped C60 ( C70 ) of different concentration has been measured , and the result is . good agreement with the proposed theory .

实验上，对掺杂不同浓度的C60（C70）的PVK薄膜的光生载流子量子效率随光强的变化关系进行了测量，得到了与理论预测相一致的结果。

The results indicate that the growth of C60 / C70 crystal obeys the rule of faceted growth , and it grows , into regular quadrilateral , pentagon and / or hexagon-like crystals finally .

研究结果表明，C（60）/C（70）晶体依平面状长大方式生长，最终长成规则的四边形，五边形和六边形晶体。

We have observed for the first time the phenomena of optical bistability-switching for the film of C60 / C70 with all-optical method of the nonlinear F-P cavity . The on-off time of optical switching is about 10 ns .

本文采用非线性法布里-珀罗腔的全光光学方法，在C（60）/C（70）薄膜中首次观测到双稳开关现象，其开关时间为10ns。

The flower cluster and dendritic-like structure of C60 micro / nanometer structures was prepared by slowly dropping in toluene-C60 system . ( 8 ) The C60 / C70 nanofibers were synthesized with a mixture of fullerenes C60 / C70 powders .

在甲苯-C60体系中通过缓慢滴加不良溶剂的方法制备了具有树枝状和花簇状的C60纳微米结构。8.本课题组首次用富勒烯C60/C70混合物制备出C60/C70纳米纤维。