1、COPYRIGHT 1999 American Petroleum InstituteDecember 10,1999 09:58:51Information Handling Services,1999COPYRIGHT 1999 American Petroleum InstituteDecember 10,1999 09:58:51Information Handling Services,1999COPYRIGHT 1999 American Petroleum InstituteDecember 10,1999 09:58:51Information Handling Service
2、s,1999COPYRIGHT 1999 American Petroleum InstituteDecember 10,1999 09:58:51Information Handling Services,1999COPYRIGHT 1999 American Petroleum InstituteDecember 10,1999 09:58:51Information Handling Services,1999COPYRIGHT 1999 American Petroleum InstituteDecember 10,1999 09:58:51Information Handling Services,1999COPYRIGHT 1999 American Petroleum InstituteDecember 10,1999 09:58:51Information Handling Services,1999COPYRIGHT 1999 American Petroleum InstituteDecember 10,1999 09:58:51Information Handling Services,1999
