Method: Increasing the consciousness, strengthening the leadership, perfecting the organization, consummating the system, taking proper measures, and strict management.
方法：提高认识，加强领导，健全组织，完善制度，制定措施，严格管理。
2
Chemical tankers, due to its carriage of dangerous liquid cargos and strict technical requirements are more and more needed to meet the increasing demand of transportation.
化学品船作为一种要求严格的危险液货船，由于技术要求更加严格等因素，促进了化学品船需求量的增加。
3
With the increasing serious pollution due to vehicle exhaust, the emission regulations become more and more strict world widely.