1·This week around 300 graduating MBAs at Harvard Business School will take an oath, pledging to play a positive role in society once they graduate.
本周大约有300名将从哈佛商学院工商管理硕士(MBA)毕业生将举行宣誓，保证毕业后在社会发挥积极作用。
2·The experiment had proved that the new technology improves production intensity of glauber's salt, pledging the product quality, having obvious economic benefit.
实验证明：改进工艺提高了芒硝的生产强度，保证了产品质量，具有明显的经济效益。提出了以后生产应用中的改进措施。
3·The reasonable environment disposition of the computer classroom is the premise condition for pledging computers normal operation, and the reliable guaranty that lengthens computer service life.
合理的计算机教室的环境配置是保证计算机正常运行的前提条件，是延长计算机使用寿命的可靠保证，同时也对管理人员和操作人员提出了更高的要求。
4·Pledging the original attribute of the electronic files through adopting the teacnical measures;
通过采取技术措施，保证电子文件的原始属性；