1·See annular eclipse pictures.
详见日环食图片。
2·WHAT IS AN ANNULAR ECLIPSE?
什么是日环食？
3·Change annular BOP packing.
更换万能防喷器胶芯。
4·The annular volume is 115 cubic meters.
井眼的环空体积为115方。
5·In the first infant, there was a circumferential annular pancreas.
第一个婴儿为完全的环形环状胰腺。
6·The essay analyses the nonlinear vibration of an annular thin plate.
本文分析研究了环形薄圆板的非线性振动问题。
7·The annular clamped diaphragm is extensively insensitive to jarring or vibration.
环形固定的膜片对振动或震动有抵抗性。
8·Such events, which only blot out the middle of the Sun, are known as annular eclipses.
像这样，太阳中部被遮盖的天象，就叫做日环食。
9·The results are helpful to the research of the focus of partially coherent annular beam.
这些结果对研究部分相干环形光束的聚焦性质是有帮助的。
10·This paper mainly devoted to the weaving principle and design of the annular shaped fabrics.
研究了圆环形仿形织物的织造原理和设计。