1. The software system consists of the data base subsystem, model base subsystem, graph base subsystem, method base subsystem, help base subsystem &man-machine interface. ������ϵͳ�����ݿ���ϵͳ��ģ�Ϳ���ϵͳ��ͼ�ο���ϵͳ����������ϵͳ�Լ�����ϵͳ���˻�������ɡ�
2. The present paper describes the development of various new materials, including copper base, iron base, cast iron fibre base, cast iron powder base, metal-glass materials, etc. �������������²��ϵķ�չ������ͭ����������������ά����������ĩ���Լ�����-�������ϵȡ�
3. Milling operations are employed in producing flat, contoured and helical surfaces as well as for thread-cutting and gear-cutting operations. ϳ��������Ҫ�����ӹ�ƽ���������������Լ����Ƽӹ��ͳ��ֵ�������
4. As you might guess, Arithmetic operations are the fundamental math operations : addition , subtraction , multiplication , and division. ���������²�ģ����������ǻ�������ѧ�������ӷ����������˷��ͳ�����
5. Keep asynchronous operations short. Do not equate asynchronous calls with lengthy operations. �����첽���ò�����̡���Ҫ���첽���ú��߳��IJ���������
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combined operations joint operations ������ս;
combined operations joint operations ������ս;
tetra-atomic base tetracid base tetratomic base �ļۼ�;
Comparison of Tin base Lead base and Zinc base alloy for Bearing purpose ������Ǧ����п����кϽ�Ƚϱ�;
tetra-atomic base tetracid base tetratomic base �ļۼ�;