详见日环食图片。
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。
Viewers as far north as Greece were able to see a partial eclipse during the January 15, 2010, annular eclipse.
在希腊北部的观测者可在2010年1月15日日环食时看到日偏食。
更换万能防喷器胶芯。
The annular volume is 115 cubic meters.
井眼的环空体积为115方。
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。
We have chosen the best place to observe the annular eclipse of the sun.
我选定了一个观测日环食的最佳地点。
Results the mitral annular area were changed throughout the cardiac cycle.
结果二尖瓣环面积在心动周期中不断发生变化。
The annular flange closely contacts the upper surface or underside of the table.
凸缘为环形结构，凸缘贴合在桌子上表面或者下底面。
The annular BOP is the important assembly of the blowout preventer control system.
环形防喷器是井口防喷控制装置的重要组成部件之一。
Then we gave their applied examples in definite problems within annular-sector domain.
然后给出了它们在圆环扇形区域的定解问题中的应用实例。
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。
An annular combustor with evaporation tubes was designed for certain micro-turbojet engine.
为某微型涡喷发动机设计了一个蒸发管环形燃烧室。
In addition, the annular elements may be extended into the FEM and the Charge Simulation Method.
该法还可推广于模拟电荷法及有限元法中。
A thorough research on the crucial velocity of sucking airflow affected by annular jet is conducted.
对环形射流作用下吸气流动的临界射流速度进行了全面研究。
In the third, the obstruction was due to duodenal stenosis, and there was an incomplete annular pancreas.
第三个病例，梗阻由于十二指肠狭窄，是个部分环状胰腺。
Adding air pressure within the annular space between the housing and sleeve can throttle, or close the valve.
在阀体外壳和套管之间的环形空间内施加气压，即可实现阀门的节流和关闭功能。
The auditory canal consists of cartilages (both auricular and annular) and the specialized skin that lines it.
外耳道由软骨(包括耳廓软骨和环形软骨)和特化的皮肤被覆其上。
In annular space, the values of tangential, axial and radial turbulence intensity were of the same order of magnitude.
环形空间3个速度分量的湍流度是同一个数量级的。
When there is a foam column is the annular space of a pumping oil well there will be no distinct gas-oil interface.
当抽油井的环形空间中出现泡沫段时，将会失去明显的油-气界面。
Conclusion Acupuncture has an obvious promoting action on postoperative rehabilitation of annular mixed hemorrhoid.
结论：针刺对环状混合痔术后康复有明显的促进作用。
During an annular eclipse, the moon covers only the central part of the sun's disk, leaving a ring of sunlight still visible.
在日环食发生的时候，月亮仅仅遮挡住了太阳光晕的中间部分，在外侧留下一圈可见的光环。
People use photographic film strips to observe an annular eclipse near the Kibera slums in Kenya's capital Nairobi, January 15, 2010.
2010年1月15日，肯尼亚首都内罗毕，基贝拉贫民窟附近，人们用相片底片条来观察日环食。
The annular flume, which is an ideal instrument to study fine sediment, is restricted by the technology of sediment measurement.
环形水槽是研究细颗粒泥沙的理想装置，但测沙技术的相对滞后极大地制约了环形水槽的使用。
A man USES a photographic film strip to observe an annular eclipse near the Kibera slums in Kenya's capital Nairobi, January 15, 2010.
2010年1月15日，肯尼亚首都内罗毕，基贝拉贫民窟附近，一个男子用相片底片条来观察日环食。
A three dimensional model in rectangular microchannels with constant heat flux was developed to predict the steady annular condensation.
建立了恒热流边界条件下矩形微通道中环状冷凝过程的三维模型。
A three dimensional model in rectangular microchannels with constant heat flux was developed to predict the steady annular condensation.
建立了恒热流边界条件下矩形微通道中环状冷凝过程的三维模型。
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