摘要:
Established in 1974, the International standards Organization (ISO) is a multi-national body dedicated to woldwide agreement on international standard... 阅读全文
摘要:
在协议层中,有两个故事,分享如下:Example 1Assue Maria and Ann are neighbors with a lot of common ideas.假设玛莉亚和安是邻居,且有许多共同的思想。However, Maria speaks only Spanish, and An... 阅读全文