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Fullerenes , the cagelike molecules, comstitute the third form of pure carbon, in addition to diamond and graphite.

除片层石墨和网状金刚石外,封闭笼形的〓是碳的第三种同素异构体。

Fullerenes , the cagelike molecules, comstitute the third form of pure carbon, in addition to diamond and gr...

除片层石墨和网状金刚石外,封闭笼形的〓是碳的第三种同素异构体。

In Chapter 3, two calixarene-linked chitosans were synthesized by the reaction of chitosan with 1,3-diglycidyl calix[4] arene.

第三章以双缩水甘油基杯[4]芳烃与壳聚糖中的氨基或羟基发生交联,得到了两种结构不同的网状聚合物。

Veinlets not cancellate netted; leaf blade glabrous, or sometimes sparsely with short hair along veins

细脉不格状网状;无毛的叶片,疏生具短毛沿脉的有时或 20

Veinlets obviously prominent and cancellate netted; leaf blade abaxially pubescent along veins.

细脉明显突出和格状网状;叶片背面沿脉具短柔毛。 7 C。 rugosus 皱叶南蛇藤

It was found that no oxidation taken place below 360℃.Amorphous carbo n was precipitated out during isothermal oxidation at 450 and 500℃.The NbCx in sample was oxidized completely after isothermal oxidation at 600℃ for 25 minute s.

对NbC材料在空气中的氧化特性进行热力学分析,并采用恒温氧化法研究了NbCx(x=0.98)-C 网状纤维在360~650℃范围内的空气中的氧化性能。

The present paper analyzes causes to the breakdown of the wire rod such as the central shrinkage cavity and carbon segregation, surface transverse cracks, harmful structure of bulky pearlite and web shaped carbonide and puts forward a few relevant measures for improvement in the physical product quality and reduction of fracture rate of the wire rod including proper control of the casting temperature,drawing speed, intensity of secondary cooling as well as adjustment of the intensity of control rolling and accelerated cooling and optimization of the drawing parameters.

通过对中心缩孔和碳偏析、表面横裂纹、粗大珠光体或网状碳化物不良组织等引起断丝原因的分析,提出通过合理控制浇注温度、拉速、二冷强度、控轧控冷强度及拉拔工艺参数等措施,改进盘条实物质量,降低断丝率。关键词 SWRH82B/SAE1080;脆断;质量分析;工艺控制

Seeds dark brown, ca. 1 mm, scarcely carinate; testa finely scalariform-reticulate.

暗褐色的种子,长约1毫米,几乎不具龙骨状隆起;好的种皮梯状网状

Seeds dark brown, 1-1.5 mm, carinate; testa linear-reticulate to linear-foveolate.

种子暗褐色,1-1.5毫米,具龙骨状隆起;种皮线网状的到线蜂窝状。

Seeds dark reddish brown to grayish brown, 1.3-1.5 mm, shallowly carinate, without terminal expansion; testa densely linear-reticulate.

种子深色的红棕色在淡灰棕色,1.3-1.5毫米,浅具龙骨状隆起,没有顶生的扩大;浓密的种皮线网状

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I didn't watch TV last night, because it .

昨晚我没有看电视,因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来,在北京的很多小区里,电梯液晶电视被撤了下来。

I'm running my simile to an extreme.

我比喻得过头了。