One of the morepromising energy frontiers of the Outer Continental Shelf, the acreage isestimated to contain 15 billion barrels of oil and 76 trillion cubic feet ofnatural gas.
这是外大陆架上最有前途的未开发的能源宝地之一，估计这块面积蕴藏150桶原油和76兆立方英尺天然气。
2
The ban, which has been in effect since 1981, covers more than 80 percent of the U.S. coastline and the outer continental shelf.
这项禁令是1981年生效的。禁令涵盖了美国超过百分之80以上的海岸线和大陆架地区。
3
The design of inner and outer supporter and shelf structure, the measures for ensuring the vacuum and cleanness during fabrication, and the type approval test are described in details.