It is part of a new generation of sophisticated weaponry under the US Strategic Defense Initiative (SDI).

它是“美国战略防御主动权(SDI)”项下新一代复杂武器的组成部分。

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In its first paper, published in August 1988, the Center for Security Policy warned that the ABM Treaty had not worked out as intended and urged that what was then known as the Strategic Defense Initiative (SDI) developed and deployed.

CENTERFORSECURITYPOLICY: Center For Security Policy

In a few short paragraphs, tacked onto the tail end of an appeal for popular support for the modernization of America's nuclear forces, however, Mr. Reagan launched what came to be known as the Strategic Defense Initiative (SDI) -- and forever changed the debate about how to provide for this nation's security.

CENTERFORSECURITYPOLICY: Reagan's vision