Vectors, both plane and solid, are important parts in Math For Senior and key points in National Entrance Exam.

向量，包括平面向量和空间向量，是高中数学新教材的主要内容之一。

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From 10 axioms and postulates, Euclid deduced 465 theorems, or propositions, concerning aspects of plane and solid geometric figures.

欧几里德从10个公理和假设中演绎出465个公理或命题，涉及了平面与立体几何图形各方面。

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In the process of plane lapping with solid abrasive, the uniform abrasion of lapping tool is very important to ensure a good form of the workpiece and the lap-ping tool.

固着磨料平面研磨加工中磨具的均匀磨损对于保证磨具和工件的加工面形精度具有极为重要的意义。

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Overcoming the fear of flying begins with a solid trust in the aviation industry and the ability of the plane, the pilot and everyone involved in the safety of the flight to be competent.

CNN: Seeing crash reports can worsen flying phobia