查询词典 obtuse angle

Leaves with narrow ultimate segments 2–5 mm broad, hirtellous along the margins, lobes round, obtuse; primary umbel overtopped by laterals; bracteoles oblong to obovate, entire to 3-lobed at apex, lobes obtuse; petals white; fruit 4–5 mm.

叶具狭窄末回裂片2-5毫米沿着那些边缘，裂片圆形宽，具微糙硬毛，钝； laterals 超过的初级的伞形花序；小苞片长方形到倒卵形，对3浅裂的在先端，裂片钝整个；花瓣白色果4-5毫米 19 Pleurospermum franchetianum 松潘棱子芹

Spikelets with 2–7 florets; rachilla thick, disarticulating below each floret; glumes shorter than lemmas, 1–3-veined, cartilaginous in lower part, apex obtuse or acute; lemmas oblong to ovate, subcartilaginous, 3–5-veined, glabrous, strongly keeled above middle, apex obtuse; palea as long as lemma, scabrid along keel.

小穗具2-7小花；在每小花下面厚，脱节的小穗轴；颖片短于外稃，1-3脉，软骨质的在下部，先端钝或锐尖；外稃长圆形到卵形，subcartilaginous，3-5脉，无毛，强烈龙骨状的在中部以上，先端钝；内稃倍于外稃，沿着龙骨粗糙。

Petiole 3-5 mm; leaf blade ovate, elliptic, or obovate, 3-5 × 2-3 cm,± leathery, base obtuse, apex obtuse, apiculate, mucronulate, or sometimes emarginate; secondary veins 3-5 on each side of midvein.

叶柄3-5毫米；卵形的叶片，椭圆形，或倒卵形， 3-5 * 2-3 厘米，革质的多少，基部钝，先端钝，具细尖，具小短尖，或有时微缺的；次脉3-5在中脉两边各。

Leaves alternate; petiole 1.5-2.5 mm, densely white tomentose; leaf blade adaxially light green, elliptic, lanceolate, or ovate-oblong, small, narrow, 1-2 cm × 5-8 mm, stiffly papery, abaxially densely and persistently gray-white tomentose, adaxially glabrous or sparsely white pubescent, lateral veins 4-6 pairs, midvein prominent abaxially, inconspicuous adaxially, base obtuse, margin serrulate, apex obtuse or acute, rarely rounded, often long mucronulate. Flowers yellow-green, sessile, gray-white pubescent, usually in terminal and axillary spicate panicles; rachis 1-2 cm, densely gray-white pubescent.

叶互生 叶柄1.5-2.5毫米，密被白色；叶片正面淡绿，椭圆形，披针形，或卵状长圆形的，小，狭窄，1-2厘米*5-8毫米，硬纸质，浓密背面和持续灰白色被绒毛，正面无毛或者稀少白色短柔毛，侧脉4-6对，花黄色绿色，无梗，灰白色短柔毛，通常在顶生和腋生穗状圆锥花序里；轴1-2厘米，浓密灰白色短柔毛。

Spikelets green, ovate to obovate, plumply plano-convex, 2.5–3.5 mm, smooth, shining, obtuse; upper glume cartilaginous, 3-veined, glabrous; lower lemma resembling upper glume but slightly shorter; upper lemma pale green, slightly shorter than spikelet, finely striate, obtuse.

绿色的小穗，卵形到倒卵形，平凸的plumply，2.5-3.5毫米，平滑，发亮，钝；上面颖片软骨质，3脉，无毛；除了稍短，象上面颖片的更低的外稃；上面外稃苍绿色，稍短于小穗，细条纹，钝。

Leaves 6–8 per ultimate branch; sheaths 6–9 cm, often white powdery; auricles inconspicuous; oral setae numerous, 2–3 mm; blade oblong-lanceolate or linear-lanceolate, 18–30 × 2–3.5 cm. Pseudospikelets fusiform, 2–3.5 cm, glabrous; prophyll ovate or ovate-lanceolate, 4–8 mm, thin, translucent, apex obtuse, keels 2, ciliate; bracts 1 to several, oblong to oblong-lanceolate, 7–22 mm, papery, many veined, apex obtuse to acute or mucronate; rachilla disarticulating.

每末级的分枝叶6-8；鞘6-9厘米，通常白色粉状；叶耳不明显；口头的刚毛多数，2-3毫米；叶片长圆状披针形披针形或线形， 18-30 * 2-3.5 纺锤形的厘米Pseudospikelets，2-3.5厘米，无毛；先出叶卵形或卵状披针形，4-8毫米，薄，半透明，先端钝，龙骨2，纤毛；苞片1到数个，长圆形到长圆状披针形，7-22毫米，纸质，很多脉，先端钝的到锐尖或短尖；小穗轴脱节。

Plants 32-150 cm tall; sepal margin entire, apex obtuse; petals usually oblanceolate, 1-veined, obtuse or retuse at apex

植株32-150厘米高；萼片边缘全缘，先端钝；通常倒披针形的花瓣，1脉，钝的或微凹在先端 4 A。

Petiole 2.5-3.5 cm; leaf blade elliptic, lanceolate, or elliptic-lanceolate, 9-20 × 3.5-8 cm, abaxially nearly glabrous, adaxially glabrous, lateral veins 7-9 on each side of midrib, curved upward, connected near margin, base obtuse or nearly rounded, apex acute. Inflorescence paniculate, 4-10 cm, densely many-branched. Calyx reddish, divided almost to base, pubescent abaxially, lobes oblong-lanceolate or oblong-elliptic, 4-6 mm, stellately spreading, margins ciliate, apex obtuse or minutely mucronate.

叶柄2.5-3.5厘米；叶片椭圆形，披针形，或椭圆状披针形， 9-20 * 3.5-8 厘米，背面近无毛，正面无毛，侧脉7-9在中脉每边各，向上弄弯，连结接近边缘，花序圆锥状，4-10厘米，密被多分枝。

Sessile spikelet dorsally compressed; callus very short, obtuse, shortly bearded; lower glume cartilaginous, broadly convex to slightly concave, flanks rounded, keeled toward apex, apex acute to obtuse; upper glume boat-shaped, dorsally keeled; lower floret reduced to a small empty hyaline lemma; upper lemma stipitiform, entire, awned from apex; awn geniculate, glabrous or puberulous.

背的无梗小穗压扁；胼胝体非常短，钝，短具髯毛；更低的颖片软骨质，对稍凹，侧面圆形，龙骨状的向先端，先端锐尖到钝宽凸；上面颖片舟状，背龙骨状；更低的小花退化至一小的空的透明的外稃；上面外稃柄状，全缘，从那里先端；膝曲的芒，无毛或被微柔毛。

Spikelets 2-flowered, florets dissimilar, the lower bisexual, the upper female, separated by a slender rachilla internode; glumes persistent, subequal, shorter than the spikelet, 1–7-veined, broadly obtuse; lemmas both membranous, veinless or obscurely veined, glabrous or pubescent, obtuse, the upper a little shorter than the lower; palea similar to lemma.

小穗2花，不同的小花，两性的下部，上面雌性，被一纤细的小穗轴节间分开；颖片宿存，近等长，短于小穗，1-7脉，宽钝；外稃两膜质，无脉或不明显，无毛或被短柔毛，钝，这上面小短于低的；内稃类似于外稃。

The system can be widely used in belt weighing and batching process control,etc.

介绍了基于智能模糊控制的嵌入式配料系统的设计方法，对模糊PID控制过程和系统调零作了重点的讨论，同时给出了PID控制的程序流程图和系统定长调零子程序。

"I dunno," she answered,"but if you show me aroun', I'll recognize it from the lighthouse just outside the porthole."

"我不知道，"她回答说，"如果你能带我转转，我能认出来的，因为灯塔就在舷窗外。"