阿斯卡波察尔科行政区的石油精炼厂在1991年被关闭了，该炼油厂曾被估测出排除的污染物占墨西哥空气总污染物的7%，关闭之后，它的大部分场地被开垦重建成公园。

The oil refinery in the borough of Azcapotzalco, which was said to belch out up to 7% of Mexico City’s air pollution, was shut in 1991. Some of its land was converted into a park.

youdao

SBSD可表现为棘或尖波、棘慢复合波与快节律三种类型，以棘慢复合波最为常见、占63%。

Three forms of SBSD were found: spikes or sharp waves, spike and wave discharges (the most commonly seen, taking up 63%) and fast activities.

youdao

刚性需求是今年这波二手房成交热潮中的主导力量，其中购置婚房、购房落户占购房者多数。

Rigid requirements are the leading force in the boom realty market, and many buyers want to purchase the marriage room or get a Hangzhou ID card by buying Hangzhou realty.

youdao