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- The new research advances in the technologies of melt phase polycondensation and swollen solid phase polycondensation due to the presence of supercritical CO2 were reviewed. 对超临界CO2环境中高粘熔体缩聚过程的研究现状与进展进行了综述,详细列举了聚酯、聚碳酸酯、及尼龙66为代表的超临界CO2高粘熔体/固相缩聚过程的研究方法与结果。
- melt phase polycondensation 熔融缩聚
- Taking PEN prepolymer slices which are crystallized in advance as raw material,adopting experimental method,researches the effect of reaction temperature on PEN solid phase polycondensation reaction. 为了提高PEN的生产质量;需要从宏观的角度来研究各种因素上世纪对缩聚反应的影响.;以经过预先结晶的PEN预聚体切片为原料;采用实验的方法;研究了反应温度对PEN固相缩聚反应的影响
- The sea seemed to melt into the sky at the horizon. 在水平线处,海洋似渐渐没入天际。
- Of course, it will not be precise because there will be residual stirring at theend of the charging:melting phase, but Eq. (2) should provide a reasonable estimateof the settling time. 当然,它将不会是精确的,因为会有剩余搅拌在 最后的阶段,但是收费:甜美式。(2)应该提供一个合理的估计 的时间。
- All his support melt away when he really needed it. 在他真正需要支持时,却得不到一丝半点。
- At high pressure dry ice will melt. 高压下干冰会溶化。
- The action of salt on ice causes it to melt. 盐作用於冰而使其融化。
- Melt the butter and then blend in the flour. 先把黄油融化,然後加入面粉。
- These chocolates really melt in your mouth. 这些巧克力真正是入口即化。
- The child is going through a difficult phase. 那孩子正经历困难的阶段。
- The two sets of traffic lights were out of phase. 那两组交通灯不同步。
- Poly(PEG(1)-adipic anhydride(2)) was synthesized by melt polycondensation. 采用熔融缩聚法合成了PEG(1)-己二酸酐(2)聚合物。
- They have decided to phase in the new techniques. 他们已决定逐步引入新技术。
- The windshield wipers are out of phase now. 挡水玻璃刮水器现在动作不协调。
- If you spread salt about(the ground), it helps to melt the snow. 如果你在地上撒些盐,会有助于雪的融化。
- Iron will melt when it is made very hot. 当铁烧得很热时就会熔化的。
- solid phase polycondensation 固相缩聚
- A phase or an aspect of a logically developing process. 契机一个按逻辑发展过程的阶段或方面
- Setting a fire for cooking will not melt the igloo. 在屋内焚木生火煮食;是不会把他们住的冰屋溶掉的.
