一旦进入平流层，烟雾即可停留相当长一段时间并扩散到全球。
Once in the stratosphere and above the weather, smoke can linger for a long time and spread around the globe.
小型湖泛面将长6段地层分为4个小层序；各小层序内部都发育湖泊体系和三角洲体系。
The minor lake floods divided the stratum of the 6th segment into 4 tiny sequences, and the lakes and delta system were developed within each tiny sequence.
原油长输管道浅埋及低洼段的热能损失较大，采用聚氨酯硬质泡沫保温层效果良好（其保温效率达86.3％）。
Shallow buried and lowland laid pipelines, on account of their greater energy loss, are better to be insulated with hard polyurethane (Its insulation efficiency goes up to 86.3%).
通过对延长统长8段厚层砂岩沉积岩石学和层序地层学研究，将其分为两类，一类是由多期单一成因的分流河道砂岩叠加构成；
The thick sandstones in Chang 8 oil Formation of Yanchang group may be divided into two types by the research on sedimentary petrology and sequence stratigraphy.
摘要：ZC1井是一口长水平段水平井，目的层为长6储层。
Abstract: the Well ZC1 has a long horizontal section with the target reservoir of Chang 6.
中高纬地区平流层在第1~16个月、第20~29个月出现2段增温，第1段增温时间跨度长、强度大，第17~19个月出现了降温。
In middle-high latitude regions, the stratosphere temperature has two obvious warming periods in 1~16th months and 20~29th months, but it is cooling in 17~19th months.
中高纬地区平流层在第1~16个月、第20~29个月出现2段增温，第1段增温时间跨度长、强度大，第17~19个月出现了降温。
In middle-high latitude regions, the stratosphere temperature has two obvious warming periods in 1~16th months and 20~29th months, but it is cooling in 17~19th months.
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