基督手中的玻璃球，一个代表世界或宇宙的形象，让你想起达·芬奇在科学方面的探索，想起他对于宏观宇宙之中的人类的思考，想起他的人生哲学。
The glassy orb, an image of the world or the cosmos, makes you think of Leonardo's scientific research and his philosophy of the microcosm of the human being within the macrocosm of the universe.
通过奥贝球铁的单调拉伸加载、接触疲劳和应变疲劳等宏观断裂规律和微观分析，探讨其强韧化机制。
The toughening mechanism of ADI was investigated by microstructure analysis and fracture characteristics of the specimens under tensile test. contact fatigue and stress fatigue.
本文对珠光体球铁常温下小能量多次冲击断口进行了宏观和微观的分析；提供了一组珠光体球铁小能多冲断口微观形貌的电子显微镜照片；
This paper presents the macro and micro analysis of pearlite ductile iron small energy multiimpact fracture surface a group of it's microscope photographs are supplied.
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