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Leaves crowded near apex of the trunk, spirally arranged; stipes dark brown, with sharp spines; lamina large, oblong, tripinnate; pinnae 17-20 pairs, alternate, longest one to 60 cm long, the basal one reduced; rachis short-spiny; pinnules 18-20 pairs, sessile or nearly so, lanceolate, to 10 cm long and 2.5 cm wide, divided almost to the costa; segments more or less falcate, toothed.

叶螺旋状排列,聚生於茎端;叶柄棕色,具锐刺;叶片大,长矩圆形,三回羽状深裂;羽片17-20对,互生,最大的长达60厘米,基部一对缩短,羽轴有短刺;小羽片18-20对,无柄或近於无柄,披针形,长达10厘米,宽2.5厘米,深裂几达中脉;末回裂片多少镰状,有齿。

Calyx teeth minute, triangular-ovate, often hidden under the spreading stylopodium.

萼齿小,三角状卵形,经常隐藏在开展的花柱基下。

Leaf blades suborbicular, 3–5-veined, base rounded to subcordate, rarely cuneate, margin with a few crenate teeth above middle, apex usually 3-lobed.

近圆形的叶片,3-5-脉,基部圆形到近心形,很少楔形,边缘具一些齿在中部以上,3浅裂的先端通常。 38 S。 trilobata 三裂绣线菊

Calyx of 5 subequal teeth, lanceolate to narrowly triangular; leaves clearly pinnatisect.

5近等长的齿,披针形的到狭三角形的花萼;明显的叶羽状全裂。

Petiole to 8 cm, brown villous and white puberulent; leaf blade subovate, 3-4.5 X 2-3.2 cm, appressed pubescent, abaxially brown villous along veins, margin coarsely crenate-dentate.

叶柄兑8厘米,使具长柔毛成褐色和白色;近卵形的叶片,2-3.2 3-4.5 X厘米,贴伏短柔毛,背面棕色具长柔毛沿脉,具牙齿的边缘具粗圆齿。

It is rapid and accurate in design and drawing the finger milling-cutter templet with CAD.

本文着重阐述了渐开线齿轮齿根过渡曲线的确定以及使用微机设计齿轮指形铣刀样板的方法。

Based on the manufacture and experiment of the hardened TI worm gearing, the triturate and performance examination of the TI worm retarder sample is investigated, and the profile of grinding wheel for grinding TI worm is further studied.

论文围绕硬齿面副TI蜗杆传动的加工与试验,开展了样机研制与样机传动性能测试的研究,并对磨削TI蜗杆的砂轮廓形做了进一步的深入研究。

Engaged in metallurgy, paper, oil and other sectors of the Cross Coaxial universal joint, drum-shaped teeth coupling and other basic parts of the production.

从事冶金、造纸、石油等行业的十字轴式万向联轴器、鼓形齿式联轴器及其他基础件的生产。

Stamens 5; anthers yellow, ellipsoid; staminodes 3- or 4-toothed, ca. 1/2 as long as stamens; stigma capitate. Utricle brown, obcordate.

雄蕊5;花药黄,椭圆形;退化雄蕊3或4齿状,大约1/2倍雄蕊长;柱头头状胞果棕色,倒心形。

Cymes loosely many flowered, often conspicuously pedunculate, rarely in a dense verticillaster; corolla tube subequal or saccate, never short spurred on upper side near base; fruiting calyx with 5 subequal teeth or 2-lipped.

松弛多花的,经常显著有花序梗的聚伞花序,在一浓的轮状聚伞花序的很少;花冠筒近等长的或囊状,从未短的激励的上面边近基部;果期花萼具5近等长的齿或二唇形。

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