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The clay mineralogy composition and clast composition difference between different section or different levels in one section may result from variable intension of the volcanism, distance from the volcanism center and paleogeographical location.

同是深水相P-T界线剖面附近的黏土岩以及同一剖面不同层位的黏土岩中的黏土矿物和碎屑物质存在较大的差异，其原因可能是与火山作用的强弱、离火山活动中心的远近以及所处地理位置有关。

A method was put forward to effectively survey cross section with total station and software system, which advances the speed of data collection of high way cross section in coteau and makes the operate digitization.

通过对全站仪横断面测量的探讨，提出一种基于全站仪高效横断面测量方法和软件系统，能够大幅度提高山区高速公路横断面数据采集速度，并且完全实现全数字化作业。

X=0, 11, 22, 33, 44, and 55 borophosphate glasses series have investigated, and it is found that:(1) both the covalency bonding between Yb〓 ion and oxygen ion and the asymmetry in local structures surrounding Yb〓 ion have strong effects on integrated absorption cross section ∑〓 and emission cross section σ〓 of Yb〓 ion in borophosphate glasses;(2) the borophosphate glasses and borate glasses appear superior as Yb-gain media to the phosphate glasses, although the phosphate glasses have been demonstrated as the most appropriate Ndgain media.

在第二章中，我们对〓（x=0，11，22，33，44，和55）系列的掺Yb〓硼磷酸盐玻璃的吸收光谱和发射光谱特性进行了研究，结果表明：（1）在硼磷酸盐玻璃中，Yb-O键的共价键成分和Yb〓离子周围的近邻结构的对称性两个因素对积分吸收截面∑〓和受激发射截面σ〓的影响都很大；（2）尽管磷酸盐玻璃是最合适的掺钕激光增益基质，但是作为掺镱的激光增益基质，硼磷酸盐玻璃和硼酸盐玻璃都要优于磷酸盐玻璃。

Section two is the sampling of flower seed, which is based on the related section of general criterions in world.

这主要是由于花卉产品的特性，以及标准制定的产要目的而确定的。

Signal settings of signalized urban road section crosswalks directly affect pedestrian safety and the vehicle delay of the road section.

城市路段信号控制的人行横道信号设置的合理与否，直接影响到过街行人的安全性和路段机动车延误的大小。

In the core area of the node crossed by two diagrid columns, the node section area is far smaller than the sum of two columns' section areas.

摘要］国外某工程，外部网筒由圆柱斜向交叉与环梁编织而成，外网筒柱节点核心面积相比柱截面面积大幅减小，承载力不足，经有限元分析，汇交节点应力状态复杂，阴角区存在明显的应力集中，通过弹性、弹塑性有限元分析，找出了应力集中的原因，进而有针对性地提出了采用钢板凳进行加强的措施，取得了较好的效果。

To achieve this, the or each steam generator pipe (22, 50, 60) has a respective downpipe section (34, 52, 62, 64), which is approximately vertical and through which the flow medium can flow downwards and a respective riser pipe section (36, 54, 66, 68) connected downstream of the downpipe on the flow medium side, which is approximately vertical and through which the flow medium can flow upwards.

为达到此目的，按本发明这一根或每根蒸汽发生器管(22、50、60)分别包括一个近似垂直布置可被流动介质沿向下的方向流过的下降管段(34、52、62、64)和一个沿流动介质流向连接在该下降管段下游的、近似垂直布置并可被流动介质沿向上的方向流过的上升管段(36、54、66、68)。

However, it may be pointed out in general that the technical plan in the literary construction of the speeches, especially the symmetrical arrangement of the speeches mentioned in section II, and the responses spoken of in section III, forbid any large excisions.

不过，它可能会指出，在一般认为，该技术计划在文学建设的发言，尤其是对称的安排，发言第二节中所提到的，反应谈到在第三节中，禁止任何大型切除。

Furthermore there are more apoptosis cells in inner root sheath than in outer root sheath. Conclusion When we culture human hair follicle in vitro, Williams E serum-free medium is a suitable choice.This model is a fine model also, which is used for screening drug that may accelerate or inhibit the hair growth.Cryo-section can simplify procedure of paraffin section in histology detection of culture human hair follicle in vitro.We can observe the ultrastructural change of human hair follicle in vitro by transmission electron microscope,which can assist to observe apoptosis cells. The eyepiece micrometer is a simple tool for measuring length of hair follicle in vitro.

在离体培养人头皮毛囊时，Williams E无血清培养基是合适的选择，该模型也是筛选促进或抑制毛发生长药物的良好模型；离体培养毛囊组织学检测用冰冻切片可以简化步骤；透射电镜可以用来观察离体培养的毛囊的形态和超微结构的变化，也可以用来协助观察细胞凋亡的状况。

The models of cutting edge, the flute of ball end milling cutters with spiral flute of different section, and the section profile and relative feed speed of grinding wheel are provided.

分析了三种不同定义的螺旋刃口曲线的异同和与优劣，给出了二轴联动数控加工时不同截形的螺旋沟槽球头铣刀的刃口、沟槽及砂轮截形、相对进给速度等设计模型，并通过实得沟槽及计算机模拟结果进行了验证，认为借助该模型可获得较理想的球头回转铣刀。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。