国际标准化组织（ISO，International Standardization Organization）提出的开放系统 互连（OSI)计算

In international trade, a banker’s letter of credit is not used for the payment of pu

According to the international regulation, the playing of the national anthem ______ all s

According to the international regulation, the playing of the national anthem ______ all s

国际（)组织（International Organization for Standardization )简称ISO，是一个全球性的非政

What s the mission of Polar Bears International？A．Saving energy.B．Conducting scientific re

(a) An important aspect of the International Accounting Standards Board’s Framework for th