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Of, relating to, or belonging to the Diptera, a large order of insects that includes the true flies and mosquitoes, characterized by a single pair of membranous wings and a pair of club-shaped balancing organs.

双翅目的双翅目的或与双翅目(是一个昆虫大目,包括真正的蝇、蚊,具有少数前翅有功能,后翅退化成一对小棒状构造的特性)相关的

By using the analogy of star formation in open clusters in NGC 1313 we can infer that stars formed in a similar manner in the Milky Way and so can help us better understand the way the Sun was formed.

通过类比棒状星系NGC 1313中疏散星团的情况,我们可以推测出银河系恒星的类似形成过程,并且能让我们更好地理解太阳的形成。

Its main features were: the flowering branch 70~170 cm; the inflorescence is racemes or simple panicle; the axis of inflorescence is thick, and the node is distict; there are 4~5 florets in a spikelet, and the spikelet is non-stem; small rachis internodes glabrous, and the pikelet like a stick; there are 2 membrane glume; the lemma is longer or equal to the palea; there are 2 squamas, and 6 stamens; its ovarium like ovatum; there are 3 brushy tigmas; did not see the caryopsis; flowering February-March.

摘要《中国植物志》第九卷第一分册及其它的相关文献均无关于竹亚科簕竹属吊罗坭竹花的描述或记录,本文作者采集制作了该竹子繁殖器官标本,并分别用中文和拉丁文对其进行了描述,其主要特征:花枝长70~170 cm;花序为总状花序或简单的圆锥花序;花序轴粗,节明显;小穗含4~5朵小花;小穗无柄;小穗轴节间无毛,呈棒状;颖2,膜质;外稃长或等于内稃;鳞被2;雄蕊6;子房卵形;柱头3,呈毛刷状;颖果未见。

Three-dimensional mesoporous SBA-15 has average mesostructure of hexagonal plane group symmetry p6mm.

棒状SBA一15材料的酶固定量可高达533m留g,约为普通介孔材料的的7倍。

Physicochemical properties of CPC/BMP compositeUnder scanning electron microscope the CPC/BMP composite was found to consist primarily of platy crystals, granular crystals and some small rod-like crystals with micropores about 5-50 urn in size.

一、CPC/BMP复合人工骨的理化特性通过扫描电镜可见CPC/BMP复合物由不规则的扁平状、颗粒状和棒状晶体构成,晶体颗粒互相连接附着,之间充满均匀而又不规则的孔隙,大小约为10~50μm。

Objective To obtain the functional fusion protein of rhoptry protein 2(ROP2) and major surface antigen 1 of Toxoplasma gondii in order to further prepare for the diagnosis and polyvalent vaccines of toxoplasmosis.

目的构建编码弓形虫RH株棒状体蛋白2(ROP2)和主要表面抗原1的重组表达质粒,纯化和复性的融合蛋白为弓形虫病快速诊断试剂盒及蛋白质疫苗的研制作准备。

Sinense, the spores germinate inside their exospores and then divide into massive protonemata;the massive protonemata can form two kinds of protonemata of which one is clubbed protonema with papillae,and the other is caulonema composed of long and cylindrical cells ; the gametophyte archaeocytes only occur on the massive protonemata.

结果表明:中华缩叶藓的孢子在壁内萌发,随后分裂产生块状原丝体;块状原丝体上可产生两种丝状体,一种是具疣的棒状原丝体,另一种是由长圆柱状细胞组成的轴丝体;配子体原始细胞只产生于块状原丝体上。

With increasing undercooling, the solidification microstructures of the alloys have changed, for example, grain refinement, transformation from regular rod eutectic structure to spherical anomalous eutectic grain structure with particulate morphology; while at higher undercooling, fine regular eutectic structure was observed.

随着过冷度的增加,其凝固组织发生了一系列的变化:晶粒逐渐细化,凝固组织从规则棒状共晶向异常粒状共晶组织转化,最后得到显微结构细小的胞状共晶团组织。

First and foremost, M95 is one of the closer examples of a big and beautiful barred spiral galaxy.

最早知道的例子,是邻近我们的星系M95,它是一个既大又美丽的棒状旋涡星系。

Branchlets spreading, often virgate, purple-red or dark purple, smooth, shiny; leaf blade subleathery, oblanceolate or obovate-elliptic, apex obtuse or emarginate, glabrous or subglabrous; seeds abaxially with broad furrow.

小枝开展,经常是棒状,紫红色或者深紫色,光滑,发亮;叶片近革质,倒披针形的或倒卵形椭圆形,先端钝的或微缺,无毛或近无毛;种子背面具宽的棱槽。 41 R。 leptacantha 纤花鼠李

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The concept of equivalent rotationally rigidity is offered and the formula of rotationally rigidity is obtained.

主要做了如下几个方面的工作:对伸臂位于顶部的单层框架—筒体模型进行分析,提出了等效转动约束的概念和转动约束刚度的表达式。

Male cats normally do not need aftercare with the exception of the night after the anesthetic.

男猫通常不需要善后除了晚上的麻醉。

Its advantage is that it can be used in smaller units.

其优点在于可以在较小的单位中应用。