中国与非洲经济互补性强，非洲有丰富的自然资源，中国有大量成熟技术和较强的加工制造能力。
China and Africa enjoy strong economic mutual-complementarity. Africa has abundant natural resources. China has mature technology and processing and manufacturing capabilities.
这将有利于解决在设计、加工制造和管理中大量存在的自动化孤岛问题。
It can solve the automation isolation question in design, manufacturing and management.
在控制力矩陀螺的制造过程中会存在大量的随机性因素，如加工尺寸、材料属性等，而在它的使用过程中，外界载荷也具有随机性。
There is a lot of random factors in CMG's manufacturing process, such as dimension and material properties of workpiece, its load is always random in the course of CMG's using.
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