查询词典 stratum

The frequency selecting absorbing effect of stratum medium on seismic wave keeps more information of medium characteristics in the low-frequency components.

地层介质对地震波的这种选频吸收作用使得在地震波的低频成分中保留了更为丰富的反映介质性质的信息。

Often, researchers have simply called those objects Median that were discovered under the stratum they had identified as Achaemenid .

通常，研究人员只是要求这些物品中被发现的地层下，他们已经查明的阿契美尼德。

The emergence of the"gentry-merchant"stratum reflected a new kind ofnon-waditional socical moving,which had not only tora the traditional stiffsocial stratum that solidated the gentry and intellectual as one,but hadfurthermore alternated the people's traditional points of views towards money,identity and power.

&绅商&阶层的出现，体现了一种非传统的社会流动，这不仅打破了传统的士绅一统的板结化社会结构体系，更主要的是因而改变了人们对金钱、身份、权力的传统看法。

During later Paleogene and early Neogene, Jiyang Depression undergone from rifting activity to depression activity. During early Guantao Formation, fault active, highland eroded, slope overlapped and sags filled, and then when later Guantao Formation begin sedimented, paleotopography became plainness, new stratum overlaid all old stratum, intensity of fault activity gradually got in weaken, and developed the sedimentary system of alluvial-fluvial-freshwater shallow lake.

济阳坳陷在古近纪晚期，新近纪早期由断陷活动转为坳陷活动，经过馆陶早期的断剥超覆和填凹补平作用，到馆陶晚期古地形渐趋平缓，新地层覆盖在所有老地层之上，断层活动强度逐渐减弱，发育冲积扇-河流-淡水极浅湖沉积体系，具有良好的生储盖配置关系。

The stroke reverse circulation drilling machine of CZF2000-1800 type is produced by our company newly to adapt to the demand of percussion drill market due to the development of road and bridge industry, it is specializedly used for pore forming of pebble and gravel stratum and hard stratum.

1800型冲击反循环钻机是我公司最新研制生产的为适应我国路桥事业发展对冲击钻机市场的需求，专门用于卵砾石地层、坚硬地层中成孔的钻机。

Said shaft with enclosed two ends passes from marine extraction platform through submarine water-bearing stratum into submarine oil bed and has water pumping and injecting openings corresponding to the water-bearing stratum and oil bed respectively. A sand control filter is mounted to water-pumping opening. A packer is provided in the shaft between water and oil beds.

井筒从海上采油平台穿过海底水层后伸入海底油层中，其井口和井底均为封闭，对应于水层和油层处的筒壁上分别开有抽水孔和注水孔，抽水孔内侧的井筒中装有防砂过滤器，水层与油层之间的井筒中装有封隔器。

Through the demonstrative investigation on students' stratum changes around the foundation of the People' s Republic of China by Xiamen University, exploration has been made on the influence of university entrance examination system on the upward flowing of stratum.

通过对厦门大学在新中国成立前后学生社会阶层变动的实证调查，探究高考制度对社会阶层上向流动的影响力。

Based on the structural characteristics of single roof key stratum in shallow seam longwall face, the structural model of the roof key stratum in a state of plasticity is established.

针对浅埋煤层单一关键层长壁开采时顶板岩体结构的破断特征，建立了顶板岩体关键层塑性状态下的结构模型。

The main key stratum that is made up of the hard stratum covering over the coal seam has a great influence on rock burst.

煤层上覆坚硬厚层岩层组成的主关键层对冲击矿压的发生具有强烈的影响。

The main key stratum that is made up of the hard stratum cover over the coal seam has strong influence on the occurred of rock burst.

煤层上覆坚硬厚层岩层组成的主关键层对冲击矿压的发生具有强烈的影响。

She gently rebuff ed him, but agreed that they could be friends

她婉言拒绝了，但同意作为朋友相处。

If in the penal farm, you were sure to be criticized.

要是在劳改农场，你等着挨绳子吧！