1) top ring
顶环
1.
The structure characteristic & optimization of locomotive diesel engine piston top rings;
机车柴油机活塞环顶环结构特点及其优化
2) cup point
环顶
3) A ball over three circles
三环顶球
1.
"A ball over three circles", a device for demonstrating persistence of vision andcolour blending, is introduced in this paper,and is presented the making and operation of the de-vice.
本文介绍一种演示视觉暂留现象和颜色合成的实验装置——三环顶球,简述该装置的制作过程和操作方法。
4) top line circulation
顶线循环
5) Convex-hull
顶点环
6) the circumzenithal ares
环天顶弧
补充资料:(Z,Z)-聚环氧乙烷聚甲基环氧乙烷双油酸酯
CAS:67167-17-3
中文名称:(Z,Z)-聚环氧乙烷聚甲基环氧乙烷双油酸酯
英文名称:methyl-, polymer with oxirane, di-9-octadecenoate, (Z,Z)-Oxirane
Poly(propylene oxide, ethylene oxide), diester with oleic acid
中文名称:(Z,Z)-聚环氧乙烷聚甲基环氧乙烷双油酸酯
英文名称:methyl-, polymer with oxirane, di-9-octadecenoate, (Z,Z)-Oxirane
Poly(propylene oxide, ethylene oxide), diester with oleic acid
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