川南地区中奥陶统宝塔组储层具低孔低渗特征，属裂缝性储集类型。
The reservoirs in Baota Formation of Middle Ordovician in South Sichuan are characterized by low porosity and low permeability and belong to a fractured type.
年代地层单位属中更新统。
通过与邻区对比，元江地区的上三叠统应划属滇东南地层区，与火把冲组对比。
According to the correlation with nearby areas, the Upper Triassic in Yuanjiang must be divided into the Southeast Yunnan stratigraphic region, correlated to Huobachong Formation.
对克罗地亚中三叠统和上三叠统的粗枝藻属化石组合的分析，侧重于特定的种和相关化石的地层分布方面。
Analysis of the fossil associations of dasycladalean algae in the Middle and Upper Triassic of Croatia is given with the emphasis on the stratigraphical ranges of particular species and associations.
文摘：广西环江下石炭统罗城组具穿时性在桂北地区罗城组有关资料报道中属首次。
It"s the first report that Luocheng Fm. diachronism in lower carboniferous series in Huanjiang area of northern Guangxi."
荷包场-界市场地区下三叠统嘉陵江组嘉二段气藏的主要储集岩为针孔白云岩，属海滩岩相。
The major reservoir rock of the gas reservoirs in Member-2 of Jialingjiang Formation, Lower Triassic, at Hebaochang-Jieshichang region, is the dolomite with pinpoint pores, belonging to beach facies.
一种液压双侧自卸四轮挂车属农牧机械技术领域，它用机车原有的液压系 统。
The utility model relates to a hydraulic double-side self-tipping four-wheel trailer which belongs to the technical field of agricultural machinery and uses the original hydraulic system of a tractor.
一种液压双侧自卸四轮挂车属农牧机械技术领域，它用机车原有的液压系 统。
The utility model relates to a hydraulic double-side self-tipping four-wheel trailer which belongs to the technical field of agricultural machinery and uses the original hydraulic system of a tractor.
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