EPON and the realization of special switch and flow control in EPON are introduced in this article.

British-American "Special Relationship" since the Suez Canal War;

128,130,297 belong to the typical le-gal items legal overlap of law and regulations criminal s special relationship,but if according to the principle that the special law excel the normal law to manage,will lead the application of three imputation illogicality.

Inthe final analysis, it is all because the Macmillan government, in the process of changing the European policy, tried to take ac-count of the previous interests --guarding of the interests of the British Commonwealth and saving "the special relationship"between the Great Britain and the United States.

On Special Relations Between India and the Soviet Union in the Nehru Era;

Based on that, the special relations between Canada and the United States gradually came into being.

Based on the origin and development process of value concepts,it is summarized through the logical inference and contrastive analysis that value is the core and essential factor of determining the commodities exchange relationship,and that labor value theory is the sole v.

Therefore,in this sense,compensation represent an exchange relationship based on employment contract and the relationship can be analyzed from Economic,Psychological and Sociological Aspects,which is meaningful for directing enterprise to establish compensation system.

Exchange relation intricate, value evolve and at currency, show its magnitude of value in order to price by form.