1、COPYRIGHT 2000 American Petroleum InstituteJanuary 13,2000 10:27:47Information Handling Services,2000COPYRIGHT 2000 American Petroleum InstituteJanuary 13,2000 10:27:47Information Handling Services,2000COPYRIGHT 2000 American Petroleum InstituteJanuary 13,2000 10:27:47Information Handling Services,2
2、000COPYRIGHT 2000 American Petroleum InstituteJanuary 13,2000 10:27:47Information Handling Services,2000COPYRIGHT 2000 American Petroleum InstituteJanuary 13,2000 10:27:47Information Handling Services,2000COPYRIGHT 2000 American Petroleum InstituteJanuary 13,2000 10:27:47Information Handling Service
3、s,2000COPYRIGHT 2000 American Petroleum InstituteJanuary 13,2000 10:27:47Information Handling Services,2000COPYRIGHT 2000 American Petroleum InstituteJanuary 13,2000 10:27:47Information Handling Services,2000COPYRIGHT 2000 American Petroleum InstituteJanuary 13,2000 10:27:47Information Handling Serv
4、ices,2000COPYRIGHT 2000 American Petroleum InstituteJanuary 13,2000 10:27:47Information Handling Services,2000COPYRIGHT 2000 American Petroleum InstituteJanuary 13,2000 10:27:47Information Handling Services,2000COPYRIGHT 2000 American Petroleum InstituteJanuary 13,2000 10:27:47Information Handling S
5、ervices,2000COPYRIGHT 2000 American Petroleum InstituteJanuary 13,2000 10:27:47Information Handling Services,2000COPYRIGHT 2000 American Petroleum InstituteJanuary 13,2000 10:27:47Information Handling Services,2000COPYRIGHT 2000 American Petroleum InstituteJanuary 13,2000 10:27:47Information Handling Services,2000