1977年修正并增加第160至169条款,《洁净空气法案》要求,《州实施计划》应包括“防止空气质量严重恶化”的措施。
As amended in 1977 by addition of sections 160-169, the Clean Air Act requires that SIPs include measures to "prevent the significant deterioration" of air quality.
美国也有几个州在类似方式实施学券计划。
Vouchers programmes in several American states have been run along similar lines.
马萨诸塞州已经制订计划并开始实施,其中涉及个人购买保险的规定、对特困者的津贴制度及由州进行监管的保险外汇制度。
Massachusetts already has a plan up and running that involves an individual requirement to buy coverage, subsidies for the poorest and a state-supervised insurance exchange.
为实施清洁空气要求,该法案包含了许多特别许可条款并要求州对原来的实施计划做出调整。
To implement this clean air requirement, the Act contains special permit provisions and requires changes in state implementation plans.
肯尼迪参议员的治疗医生说他仍需要在马萨诸塞州医院留院观察几天,因为他们计划对参议员的脑部恶性肿瘤实施治疗。
Senator Ted Kennedy's doctors say he will stay in Massachusetts General Hospital for the next few days as they plan a treatment course for his malignant brain tumor.
并且在周二时,另一个由在宾夕法尼亚州的帕特里克•j•图梅领导下的保守派共和党组成的小组,实施了他们自己的财政计划,这可以消灭在接下来十年里的财政赤字。
And Tuesday another group, this one made up conservative Republican senators led by Pennsylvania's Patrick J. Toomey, introduced its own fiscal plan that would balance the budget in the next decade.
并且在周二时,另一个由在宾夕法尼亚州的帕特里克•j•图梅领导下的保守派共和党组成的小组,实施了他们自己的财政计划,这可以消灭在接下来十年里的财政赤字。
And Tuesday another group, this one made up conservative Republican senators led by Pennsylvania's Patrick J. Toomey, introduced its own fiscal plan that would balance the budget in the next decade.
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