查询词典 triangular form

We prove that a diagram can be drawn with conicoid sequentially if and only if it can be described by a set of triangular equations of degree less than nine.

同时证明了一个三维几何图形可以用平面、球面和圆锥曲面构造出来的充分必要条件是这个三维几何图形可以用一个三角化的次数小于9的代数方程组来描述。

Lobed parts of blade narrowly triangular; flowers small, perianth purple-red; fruiting branches connivent.

叶片裂片部分狭三角形；花小，花被紫色红；果分枝靠合。 13 R 。 palmatum 掌叶大黄

By using the methods of real representation of complex matrices, companion vector and company vector, we study and solve the problems of Jordan canonical forms, triangular and generalized diagonalization for matrices under consimilarity.

我们通过复矩阵的实表示、友向量和伴向量方法，研究并解决了合相似意义下矩阵的若当标准形、合相似意义下矩阵的三角化和矩阵的广义对角化的问题。

Leaves with 5-7 basal veins; leaf blade narrowly triangular to broadly ovate, not cordate.

叶具5-7基出脉；叶片狭三角形到宽卵形，不心形。

Deltoides, which has triangular leaves and a tuft of cottony hairs on the seeds.

三角叶杨，棉白杨北美洲的一种杨树，尤指普通白杨有三角形叶片、种子上有束棉絮状绒毛

Ultimate leaf segments pinnatifid, lobes linear; calyx teeth conspicuous, triangular-ovate; fruit wings thick, cristate.

羽状半裂的末级叶裂片，裂片线形；萼齿明显，三角状卵形；果翅厚，鸡冠状的。

Calyx parted to middle or slightly below; lobes 5, narrowly triangular or cuneate.

下面的花萼深裂至中部或者稍；裂片5，狭三角形或楔形。

Leaf blade triangular to broadly ovate, base truncate to broadly cuneate

叶片三角形的到宽卵形，基部截形到宽楔形 2 K。

The wooden shrine in which the image is set, with its cusped arches supported by decorative columns and crowned by triangular pediments, is a fascinating record of contemporary architectural forms.

木神社中的图像设置，由装饰柱支持其尖头拱门和pediments加冕由三角形，是一个迷人的建筑形式记录当代。

Stem leaves petiolate, petioles ca. 10 cm; sheaths broadly ovate, 2.5–4 cm, purple-red adaxially, densely white-setose abaxially; blades triangular-oblong, 10–15 × 5–7 cm, 3-pinnate; pinnae 5–7 pairs, only basal pinnae short-petiolulate; ultimate segments obovate or oblanceolate, 3–5 × 2–3 mm, setose along nerves abaxially, entire or 2–3 toothed, cuspidate at apex.

茎生叶具叶柄，叶柄约厘米；鞘宽卵形，正面2.5 -4厘米，紫红色，密被白色具刚毛；叶片三角形的长圆形， 10-15 * 5-7 厘米，3回羽状；羽片5-7 对，只是基本的羽片短的小叶柄；末回裂片倒卵形或倒披针形， 3-5 * 2-3 毫米，具刚毛沿着叶脉背面，全缘或齿状，骤尖在先端。

For the head-teacher of the class said that I had seriously broken the school rules,which led me to a three-day suspend class.

为什么呢？因为我的班主任说我严重的违反了校规，于是让我停课三天。

Many of them believe that the conversion of thousands of working-class folk in England spared that nation from the mass carnage and the tyranny that came with the revolution in France.

他们之中有许多人相信，在英国数以千计的劳工阶级之悔改信主使英国免於遭受如法国大革命所造成的大屠杀和专制暴政。