查询词典 clean air

Section 172 of the Clean Air Act , as amended in 1977, authorized postponement of the date

正如1977年修正的《洁净空气法案》中的第172条那样，如果控制的方法是"有效且实际"的话，批准延长时间到1982年，或者把对氧化剂和一氧化碳的限制延长到1987年。

After years of ineffective legislation, the Clean Air Act of 1970 was passed.

经过几年无效的立法，1970年净化空气条例出台。

Although much progress has occurred,some pollution-control problems are addressed by the Clean Air Act and its amendments,but others are not.

虽然已经有了很多进展，一些污染-控制的问题在清洁空气决议和它的修正案中被提出，但是其他的就没有了。

Whether, and to what extent, the Clean Air Act of 1990 is successful depends greatly on how the states implement and enforce the act.

1990年的清洁空气议案是否成功，在多大程度上成功，很大程度取决于美国如何落实和执行的行为。

Now thanks to Pollution legislation (Clean air Act 1956) 'pea-soupers' have long been a thing of the past.

幸好现在有环境污染法的制定(空气清净法1956)，像这样的浓雾已经不在发生了。

Islation was very effective, however, until the Clean Air Act

没有法律非常有效，直到这个法规的出台。

The Supreme Court has ruled that the Environmental Protection Agency can regulate carbon dioxide under the Clean Air Act.

美国最高法院曾裁决，环境保护署可根据清洁空气法案对二氧化碳进行监管。

The most ambitious effort to implement a marketable permit system is now found in the acid rain provisions of the Clean Air Act.

执行可出售的许可证制度的最具雄心的努力，是关于《洁净空气法案》中的酸雨条款。

Imagine a time before the Clean Air act.

很难想象在《空气洁净法案》出台前是什么样的日子。

Indeed,under the Clean Air Act, in the next few years cars that do not run onstandard fossil fuels like gasoline will be required in several states.

事实上，根据清洁空气法案，在未来数年内，车不上运行的标准化石燃料如汽油，将需要在几个国家。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。