地层的

The calculation result indicates that the construction method of the connecting tunnels is reasonable, and it also has a guidance function on tunnels construction and the affirmance of stratum reinforcement region.

得出过站区隧道施工引起的地层沉降和塑性区分布，数值计算结果表明过站区施工方案是合理可行的，计算结论为地层加固范围提供了依据，对过站区隧道施工有指导作用。

The strata in this section cover three lithostratigraphic units, seven conodont zones, five ammonoid zones and three bivalve zones. Two normal and two reversed magnetic polarity zones as well as the cyclic sequences corresponding to the Milankovitch climate periods driven by the Earth's orbit are well recognized in the lower part of the section.

该剖面包括3个岩石地层单元、7个牙形石带、5个菊石带、3个双壳类带；在剖面下段地层中识别出2个正向磁性带和2个反向磁极性带；与地球轨道天文周期相对应的Milankovitch气候沉积旋回也可以明确地辨认；碳氧同位素δ13C演变呈现两次大的旋回。

According to the equation deduced by the author, the thickness of the strata and the relative sizes of the electromagnetic parameters in the media on the two sides of the bottom interface of the strata can be determined by measuring the frequency of the antinode.

测定波腹频率，就可以根据文中给出的推导方程，计算出地层厚度，以及地层底界面两侧介质电磁参数的相对大小。

Put forward is a new method of skin effect correction based on function relationship between the real part of apparent conductivity against frequency and true formation conductivity in uniform formation condition.

根据均匀地层感应测井视电导率实部与频率和地层电导率的函数关系提出了一种双频率校正与归一化校正相结合的趋肤效应校正新方法。

Measuring the intensities of both high-and low-energy gamma-rays,the two parameters of formation density and equivalent atomic number,which is related to the formation lithology, can be derived at the same time.

同时测量散射伽玛射线的高能部分和低能部分，可以获得地层密度和与地层岩性有关的等效原子序数这两个参数。

Correlation of drillability anisotropy index of the roller cone bit and PDC bit, the difference between drillability of the roller cone bit in perpendicular and horizontal directions of the bedding plane with the P-wave velocity anisotropy coefficient are studied respectively by means of mathematical statistics. A mathematical model is established for predicting drillability anisotropy index by using P-wave velocity anisotropy coefficient.

用数理统计方法研究分析了牙轮钻头岩石可钻性各向异性指数、牙轮钻头垂直于和平行于地层层面方向岩石可钻性差值和PDC钻头岩石可钻性各向异性指数与纵波波速各向异性系数的相关关系，建立了用纵波波速各向异性系数评价地层可钻性各向异性的模型。

Based on the case of urban geologic survey in Guangzhou, the paper introduces data collection method used in shallow exploration in process of seismic transverse wave detection, and analyses the geologic explanation for results as well as divides the strata in this way coupled with method of well logging.

并以广州市城市地质调查项目为例，介绍了地震横波勘探在浅层地层勘测中的数据采集方法，分析了地质解释依据，并结合波速测井方法对地层层面进行了划分。

Seismic sedimentology is a new discipline emerged after seismic stratigraphy and sequence stratigraphy.

地震沉积学是继地震地层学和层序地层学之后出现的一门新兴学科。

It is only both heterogeneity and anisotropy of porous rock media that bring about sonically induced polarization effects in reservoirs.

正是由于地层孔隙介质中非均质性和各向异性的存在才使地层具有声激发极化效应。

There were obvious abnormal compaction zone and abnormal fluid pressure in Eogene system in Liaodongwan area.

辽东湾地区下第三系地层存在明显的欠压实带，并保存着异常地层压力。

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％。