查询词典 cylindrical convex mirror

The basic parameters of symmetric arcuate tooth trace cylindrical gear can be calculated according to the comparative cylindrical gear.

还详细分析了对称弧线圆柱齿轮特殊参数的设计计算方法，并进行了基于特征的参数化计算机辅助设计，通过实例设计计算，得出三维仿真模型。

The results show:the above two species of Flos lonicerae's palisade parenchyma are composed of 1 layer of cylindrical cells.But in karst areas variety palisade parenchyma is cylindrical cells .Palisade and spongy tissue have distinctly differentiation.,are both bifacial leaf.

研究结果表明：以上2种金银花栅栏组织的层数均为一层，有栅栏组织和海绵组织的分化，均为异面叶；但岩溶地区的栅栏细胞为圆柱形，非岩溶地区的栅栏细胞为长柱形；岩溶地区品种的上下表皮细胞明显比非岩溶地区的品种大，并且其栅栏组织和海绵组织的排列较非岩溶地区品种紧密；气孔都仅分布在下表皮，气孔类型为肾形，岩溶地区气孔密度大。

Based on the basic equations of electromagnetic waves transmit in waveguide, then focus on three different geometric border waveguide (rectangular, deltaic, cylindrical) for discussion ,the basic equations of electromagnetic waves in rectangular waveguide , deltaic waveguide and cylindrical waveguide are got.

本文在得出求波导中电磁波的基本方程后，针对三种不同几何边界的波导管进行讨论，导出了电磁波在矩形波导、三角形波导和圆形截面的空心波导中传播的基本方程。

Inflorescence of single axillary racemes; racemes cylindrical, fragile, transversely articulated; rachis internodes stout, flattened or semi-cylindrical, deeply cupped at apex, truncate at base with a prominent central peg broadened into a flared elaiosome.

单个的腋生的总状花序的花序；总状花序圆筒状，脆，横向清楚地说；节间坚固的轴，变平或者半圆柱体，深杯状在先端，削去与扩大成为一闪光elaiosome的一突出中心钉一起的在基部。

Cylindrical. The leaf, root, stem, bud and rhizome of Imperata cylindrical growing on mine tailing and uncontaminated area were studied, and investigated the change of their phytochelatins contents.

方法］选取尾矿和未污染区域的一年生白茅，并研究其叶、根、茎、芽和根状茎的植物络合素的含量。

Was a shallow tree, whereas a high density was distributed below 30cm. Reverse succession of wetland communities, generally, from Imperata cylindrical community, Tamarix chinensis community Suaeda salsa community to bare land. If the ground was perennial water and abundance of seasonal water , the reed community replaced Imperata cylindrical community Tamarix chinensis community and Suaeda salsa community.

逆向演替的湿地群落，一般由白茅群落、柽柳群落、翅碱蓬群落向光板地方向进行，但如果生境地势低洼，常年积水或季节性积水较多，白茅群落、柽柳群落、翅碱蓬群落由于不能忍受经常性的积水危害，会逐渐被芦苇群落取代。

I.. The virions were observed in the cylindrical cell at 9 h p. i.. The intact virions probably penetrated through the peritrophic membrane, then absorbed and invaded the microvilli for infecting the cylindrical cells.

作者认为病毒入侵是以整个病毒粒子穿越中肠围食膜，吸附并进入微绒毛，感染圆筒形细胞，与前入病毒入侵只是髓核进入细胞，而病毒衣壳仍留在细胞外的推测不同。

The virions were observed in the cylindrical cell at 9 h p.i.. The intact virions probably penetrated through the peritrophic membrane,then absorbed and invaded the microvilli for infecting the cylindrical cells.

作者认为病毒入侵是以整个病毒粒子穿越中肠围食膜，吸附并进入微绒毛，感染圆筒形细胞，与前人病毒入侵只是髓核进入细胞，而病毒衣壳仍留在细胞外的推测不同。

In those cases, the plane waves have been transformed into cylindrical waves or spherical waves separately, and compute the reflecting factor of each spherical wave or cylindrical wave. When the plasma is unhomogeneous, the plasma slab can be divided into many sub-slabs and the solution can be found by using boundary conditions.

处理时将平面波展开成柱面波和球面波，分别求各个谐波的反射系数；对于非均匀介质，采用分层的方法进行处理，并在分界面匹配边界条件，得到较严格的结果。

In this paper, the scatting of SH-wave by a semi-cylindrical hill above a subsurface elastic cylindrical inclusion in half-space is studied based on "conjunction".

本文采用&契合&的思想，研究了地下圆柱形弹性夹塞与地面上的半圆形凸起地形对SH波散射问题。

The dissecting of samples in group2 were difficult. The root of pulmonary artery and ascending aorta failed to be unfolded because fibrous tissue was tough, right and left fibrous trigone were too firm to be solved by hand. Cardiac muscle fibers couldn't be stripped along myofibrillar trajectory since they were prone to break because of their friability.

组2的心脏解剖困难，表现为纤维组织坚韧，游离肺动脉非常困难；徒手无法松解左、右纤维三角，肺动脉和主动脉根部的游离非常困难；心肌纤维坚硬、质脆，解剖时容易断离成碎块，无法沿纤维走行方向剥离。

We have battled against the odds in a province that has become increasingly violent.

我们对在一个争夺日益激烈省的可能性。