查询词典 ring

This dissertation is dedicated to investigate the pyrolysis of the fuel-bonded nitrogen model compounds,including five-membered ring nitrogen model compound pyrrole and the substituted six-membered ring nitrogen compound 4-methyl pyridine,with vacuum ultraviolet single-photon ionization combined with molecular beam mass spectrometry technique.

本论文利用同步辐射真空紫外单光子电离、分子束取样和反射式飞行时间质谱相结合的技术研究了含氮杂环模型化合物的热解，包括五元环含氮体系、六元环含氮体系和替代的六元环含氮体系(4-甲基吡啶)。

Ureg such that =; E (the ideal extension of a ring R by its ideal I) is an exchange ring if and only if R and I are both exchange.

一个一般环I是exchange的当且仅当对它的任意理想L以及=2∈I/L，存在w∈r.ureg使得=；E(环R通过它的理想I生成的理想扩张)是一个exchange环当且仅当R和I都是exchange环。

Scan lining, and create checks in gauze, double plastic at the excess moisture is absorbed ring lining will result in a change (because fiber paper water absorption or pre-polymer, the paper fiber will change in radial), and smaller variation, so that the ring extension thefibers radial lining.

扫衬时，往往在纱布处施以倍胶，过多的水分被环衬吸收后将导致纤维发生变化(因为纸张吸水或失水后，纸张纤维将在径向发生变化)，而纵向变化较小，使环衬沿纤维径向延展。

5M of the super- large cantilever pre-stressed concrete cov- er beam in Wuhan Middle Ring Line West Ring Section Road Rebuilding and Extension Project as the analyzing example,the article simply sets forth the analysis and comparison of the plane and space stress characteristics of the pre-stressed concrete cover beam.

该文以武汉中环线西环段道路改扩建工程中标准宽25.5m的超大悬臂预应力混凝土盖梁为分析对象，简要阐述了预应力混凝土盖梁的平面与空间受力特性的分析比较。

With twice focal depth extension, supergaussian ring mask suffers less loss in light throughput and lateral resolution than annular Gaussian ring mask.

标 签 傅里叶光学成像系统焦深旋转对称光瞳振幅型掩模板光瞳相位型掩模板

Craft Fence horizontal roll ring ring stiffener, at the same time increase the overall costs low, so that networks face a significant increase in the strength and beauty, is currently at home and abroad, one of the most popular road isolation network.

工艺护栏网采用横向卷圈环状加强筋，在整体成本增加不多的同时，使网面强度和美感显着增加，是目前国内外最受欢迎的道路隔离网之一。

When she came back, she showed me her ring on her ring finger. She was engaged!

当她回来了，她显示了我她的圆环在她的圆环手指。

Then one of the robbers saw that there was still a ring on her ring finger.

然后一个强盗看到她的手指上有一只戒指。

The simplest method to get a ring size, is to find a ring that fits that finger.

最简单的方法来得到一个环的大小，是要找到适合的戒指手指。

When she came back, she showed me her ring on her ring finger.

她回来以后，给我看戴在无名指上的戒指。

Diabetes is a social disease that affects several million people worldwide.

糖尿病是一个社会性疾病，全世界有数百万人罹患此病。

I'll call you on Friday to see if we can reschedule our luncheon meeting at your convenience.

我星期五会给您打电话在您方便的时候我们重新安排我们的午餐约会。