证据是行星x过去过境地球时所留下的狭窄树状环形物。
This is evidenced by narrow tree ring patterns of past passages of planet X.
胸腺嘧啶：一种嘧啶类有机化合物，通常叫做基底，由含有氮和碳原子以及甲基的环形物组成。
Thymine: Organic compound of the pyrimidine family, often called a Base, consisting of a ring containing Both nitrogen and carbon atoms, and a methyl group.
这个巨大的油炸圈形(圆环形)的构筑物坐落在反应堆建筑的中心，它的标高比反应堆低。
Also known as the torus, this large doughnut-shaped structure sits in the centre of the reactor building at a lower level than the reactor.
其次，化学家想要将他们的环形聚合物与带电原子结合，例如钾离子和锂离子。
Next, the chemists would like to bind their rings to other charged atoms, such as ions of potassium and lithium.
比起用软管连接建筑物内的固定和移动部分，3sixty公司独特的卫生管道工程系统使用用钢材制成的水平环形管。
Rather than using rubber hoses to connect the stationary and moving parts of the building, 3sixty's ingenious plumbing system employs horizontal ring-shaped pipes made of steel.
这类环形分子在科研方面的生产如已知的缩肽类类似于微生物合成的用于抗生素例如真菌霉素的天然化合物。
The kind of ring molecules grown in this study, known as depsipeptides, are similar to some natural compounds produced by microorganisms that are employed as antibiotics, such as valinomycin.
采用一种新工艺制作了垂直腔面发射激光器(VCSEL)，即用开环分布孔取代以往的环形沟道作为氧化物限制技术的注入窗口。
A new process method, using open annulus distributed holes in place of ring trench as the lateral oxidation Windows, is reported to fabricate vertical-cavity surface emitting laser (VCSEL).
学校只有一座环形的建筑物。
研究了用频域法实现圆环形目标物计数的方法。
The method of counting for circular ring objects in frequency domain is proposed.
他同样用绕有许多圈数金属丝的环型或圈状物做了一个简单的接收器，在这个（开口）环形的末端是以微小间距隔开的小金属片。
He also built a simple receiver made of wire that was turned many times in a circle or looped. At the ends of the loop were small pieces of metal separated by a tiny amount of space.
圆环形叶片式空心浮子网刮不断的在网笼上做上下运动，使污损物无法在网笼上附着生存。
The ring-shaped vane type hollow floater scraper continuously conducts the upward and downward movements in the net cage, so that the fouling on the cage can not survive.
浮动建筑里的展览厅直接连接了旧建筑物中的荣誉厅，这样就使路线成了一个完整的环形。
The exhibition hall in the floating volume is directly connected to the hall of honor in the old building, which makes the routing circle complete.
浮动建筑里的展览厅直接连接了旧建筑物中的荣誉厅，这样就使路线成了一个完整的环形。
The exhibition hall in the floating volume is directly connected to the hall of honor in the old building, which makes the routing circle complete.
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