1、

The PBO polymer solution was synthesized by means of polycondensation of 4,6-diaminoresorcinol ( DAR) and terephthalic acid ( TPA). At 180~ 200 ℃, the polymer starts to form liquid crystal state, and the fiber can be synthesized by using the dry-jet wet-spinning method.

采用4,6-二氨基间苯二酚(DAR)与对苯二甲酸(TPA)缩聚的方法制备PBO聚合物溶液,在180~200℃使聚合物形成液晶态,利用干喷湿纺制法制备纤维。

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2、

Even more terrifying is the Tianmenshan crystal glass skywalk in Zhangjiajie.

张家界天门山玻璃栈道会更加刺激。

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3、

The crystal form of the product gained by conventional heating is smooth, while it is lumpish for the product gained by microwave heating.

常规加热法合成样品的晶形较为圆滑,而微波合成样品为块状。

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4、

Study on the performance of BGO scintillant crystal detector.

BGO闪烁晶体探测器性能的研究。

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5、

Finish off your look with some crystal jewelry, chokers in heads or sequins or add a brooch for some sparkle.

最后,在脖子上戴上水晶项链、领带,头上可以佩戴金属饰品,另外还可以佩戴胸针。这样能让你看起来更闪亮耀眼。

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6、
7、

Simulation system of experiments on treating terramycin crystal mother solution based on neural network

基于神经网络的土霉素废水处理试验仿真系统

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8、

The macroscopic defects of KBBF are mainly twin crystal, inclusions, macro steps, growth striations and cracks.

其宏观缺陷主要为连生、孪生 、 包裹体, 宏观生长台阶和条纹、开裂等.

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9、

Laser Heated Growth Device for S in gle Crystal Fibers

激光加热单晶光纤生长装置的设计

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10、

Optimum Design and Simulation Analysis of Temperature Field on Sapphire Crystal Growth with GOI Method

GOI法蓝宝石单晶生长温场优化设计与模拟分析

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12、

I can't wait to see his crystal sarcophagus!

我等不及想看到他的水晶棺了。

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13、

Study on Strip Reflection Coefficient of Trigonal 3m Crystal etc

变分原理确定三角3m晶体等栅条的反射系数

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14、
15、

And the coating obtained in alkaline bath is of crystal structure, belonging to low phosphorous coating.

在碱性镀液中获得的镀层是晶态的,属于低磷镀层。

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16、

The Crystal Structures and Thermal Stability of the Complexes of 2-Oxo-propionic acid ( 4-pyridinecarbonyl) hydrazone with Alkaline Earth Metals

2-羰基丙酸(4-吡啶甲酰基)腙与碱土金属配合物的晶体结构及热稳定性

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17、

The methods of bandwidth increasment and the problems of one-dimensional photonic crystal omnidirectionsl reflector are discussed.

讨论了增加禁带宽度的方法及一 维 光子晶体全角度反射镜中存在的问题.

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18、

When the HPW loading was over 40%, HPW crystal was formed on the surface of unsaturated phosphotungstate and covered some of the acid sites.

负载量大于40%时,在不饱和磷钨酸盐表面形成磷钨酸晶体。

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19、

Recently, scientists at Michigan State University created a new kind of crystal called an electride.

最近, 密西根州立大学的科学家们研制出一种新的被称为电子晶体的晶体.

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20、

Evaluation on nitrogen removal from terramycin crystal mother solution using pre-denitrification process

前置反硝化工艺对土霉素结晶母液进行脱氮处理的可行性研究

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