查询词典 pentagonal number

Perianth top surface flattened in fruit, pentagonal, with 4 small teeth.

花每苞片3。花被上表面在果期使变平，五角，用4小的牙齿。

In the dissertation the influences from the fabricating error and operation status of a pentagonal prism were discussed. The factors influencing the measurement accuracy of the system were analyzed theoretically.

文中还论述了五角棱镜的制造误差和工作状态对系统测量精度的影响，对大尺寸形位误差测量系统的精度进行了分析和实验，理论分析与实验结果相符。

Chinese Date quite small, yellow, was pentagonal type, not much larger than the mung bean particles.

枣花挺小，黄色，呈五角型，比绿豆粒大不了多少。

The wave-front measuring errors, which were induced by the manufacturing and kinetic errors of pentagonal prism, were theoretically analyzed and proved to be correct by a wave-front compensation method.

理论分析证明了由五角棱镜的制造误差和运动误差引起的波前倾斜误差在微变情况下。

Initial numerical results indicate that the pentagonal waveguide proposed have more power carrying capability and higher power capacity than rectangular and elliptical ones.

初步的数值分析表明：与目前常用的高功率波导——矩形波导和椭圆波导相比，五边形波导具有更强的功率携带能力和更大的功率容量，因而具有很大的实用价值。

The structural properties of ultrathin rhodium nanowires are studied by using empirical molecular dynamics simulations with genetic algorithm. Helical multi-shell cylindrical and pentagonal packing structures are found.

铑纳米线的结构，通过基于分子动力学的遗传算法结合紧束缚多体势的模拟发现也是螺旋多壳和五边形生长的结构。

Leaf blade pentagonal or triangular-ovate; petals white

叶片五边形或三角状卵形；花瓣白色 1 A。

The old city wall of my native place Banciao has a history of almost 150 years. It is a pentagonal wall, which almost completely follows the course of the Gongguan ditch. However, if you ask about it, nine in ten Banciao residents won't know it.

我的故乡板桥的古城墙有将近一百五十年的历史，它几乎是沿著公馆沟盖起的五角形城墙，不过你问十个板桥人，有九个不知道。

Basal leaves all or some rhombic, broadly cuneate, or pentagonal, 3-lobed, to 3-sect

基生叶全部或一些菱形，宽楔形的，或五边形，3浅裂的，到3全裂 1 H。

In this paper, the domain decomposition method is used for the elliptical boundary problems on a pentagonal region. In every sub-domain, we solve the partial differential equations with TDQ method, namely, triangular differential quadrature domain decomposition method.

为求解五边形上的椭圆型微分方程边值问题，我们借助了区域分裂法(domain decomposition method，简称DDM)，将大区域分成几个小区域，在每个小区域上，用TDQ方法，这种方法我们称之为三角微分求积区域分裂法(triangular differential quadrature domain decomposition method，简称TDQDDM)。

You'll be in trouble it you don't watch out .

如果你不注意，你会有麻烦的。

Shaped like a biconvex lens.Of, relating to, or having the form of a hyperbola.

双曲线的属于双曲线的，与之有关的，或有双曲线形状的