轮形的

Stem leaves in whorls of 4, shorter petiolate; leaf blade oblong, sometimes ovate, to 3 X 1.4(--2) cm, pinnatisect; segments ca. 10 pairs, lanceolate, pinnatipartite, dentate, teeth callose.

在4轮生，短叶柄里的茎生叶；叶片长圆形，有时卵形，对3 X 1.4(-2)厘米，羽状全裂；约的裂片10 对，披针形，羽状深裂，具牙齿，齿callose。

At the same time,this paper conclude that the deviation limit standard of each testing project for the box double-bridge crane,and present the new method that processing crane main girder deflection of the box double-bridge crane by straining wire rope,the new method that preventing and eliminating the box double-bridge crane running defect by wheel track circular measure.

总结出：箱形双梁桥式起重机运行缺陷各检测项目的极限偏差标准。获得了：处理箱形双梁桥式起重机主梁挠度的新方法—拉钢丝绳法；预防和消除箱形双梁桥式起重机运行缺陷的新方法—圆弧轮、轨法。

The wood structures of Lauraceae were characterized by most diffuse porous; most pores solitary, less multiple and cluster pores; simple and scalariform perforation with few bars; most solitary pore; alternate intervessel pitting; most of rays multiseriate, less uniseriate; all of rays heterogeneous, mostly heterogeneous Ⅲ and Ⅱ type rays; most of axial parenchyma paratracheal type, less banded or marginal type; oil cell and mucilage cell in axial parenchyma cell or ray cell; mostly fiber tracheid and libriform fiber, less septate fiber.

结果表明：除檫木外，其它木材的管孔分布均为散孔材，具较高的单孔率；导管分子穿孔板兼有单穿孔和梯状穿孔2种或者仅具有单穿孔；导管间纹孔式为互列；导管－射线间纹孔式类型丰富，主要为刻痕状和大圆状。木射线有单列和多列射线2种类型，单列射线稀少、短，多列射线数量多；射线组织主要为异形Ⅲ和异形Ⅱ；轴向薄壁组织以傍管状为主，少数有带状或轮界状。油细胞和粘液细胞普遍存在于射线薄壁细胞或轴向薄壁细胞中。木纤维由韧性纤维和纤维管胞组成，部分树种具分隔纤维。

PM Injection Molding / Precision Casting structural components include : Sleeve Bearing, oil bearings, bushings, flanged connecting sleeve; Double gears, bevel gear, gear, Pulley, synchronous wheel, sprocket, AK47 toy gun gear, various micro-precision gear drive; PM microporous filters, filter tubes, mufflers and filtration materials, Copper filters, stainless steel trap; mixer blades, coffee machine cutter heads Soymilk Machine grinding pieces Juicer blades, Juice blades, and household electrical appliances, metal accessories; Oscillator phone, cell phone parts and notebook parts; Metal keys, ATM machine keys; Toys accessories, fiber accessories; various copper, iron, and stainless steel products, alloy products; automobiles, motorcycles, machine tools, electrical machinery and office equipment, medical equipment and other types of machinery, electrical appliances, electric / pneumatic products within the precision components; Industries products within the structure of precision metal parts, metal accessories.

粉末冶金注射成型/精密铸造结构零件包括：含油轴承、轴套、法兰、连接衬套；双联齿轮、伞齿轮、锥齿轮、直齿轮、皮带轮、同步轮、链轮、AK47玩具枪齿轮、斜齿轮、扇齿轮、各类微型精密传动齿轮；粉末冶金微孔过滤器、滤芯、滤片、滤筒、滤管、消声器、过滤材料、铜过滤器、不锈钢过滤器；搅拌机刀片、咖啡机刀盘、豆浆机研磨件、榨汁机刀片、果汁机刀片、家用电器五金配件；手机振子、手机零件、笔记本零件；金属按键、ATM机按键；玩具配件、光纤配件；电机转子、凸轮、凹轮；各种铜基、铁基、不锈钢制品、合金制品；汽车、摩托车、机床、电机、办公器械、医疗器械及其他各种机械、电器、电/气动产品内的复杂异形精密零件、非标准件；各行业产品内部用的精密金属结构零配件、五金配件。

Inflorescences paniculate or racemose, 3-9 cm; flowers not subopposite or pseudowhorled; leaf blade ovate-elliptic to oblong-lanceolate, 4-12 × 1.5-5 cm.

花序圆锥状或者总状，3-9厘米；花并非近对生的或假轮生；叶片卵形椭圆形到长圆状披针形， 4-12 * 1.5-5 厘米 4 X。

Flower solitary and terminal, androdioecious ,pedicel stout, glabrous; flowers fragrant, tepals 12 in 4 whorls, outer 3 tepals large, obovate, red, 4cm long, 2cm wide ,rounded at apex, attenuate at base, tepals of inner 3 whorls narrow-obovate-spatulate, white, 3-3.5cm long; stamens 30 ,2.5cm long, anthers 1.58 cm long, filaments short.

花单生枝顶，雄花和两性花异株，花梗粗短，无毛；花白色，芳香，花被片12，4轮排列，外轮3片较大，倒卵形，红色，长4cm ，宽2cm ，先端圆，基部渐窄，内3轮窄倒卵状匙形，白色，长3~3.3cm ，雄蕊30，长约2.5cm ，花药长约1.5cm ，花丝短，药隔伸出成短尖的附属物；两性花花被片与雄花相同。

It is armed with advanced brushmaking equipment and competent technical and managerial personnnel with higher educational experience, capable of providing its customers with a variety of technically good-quality wire wheel brushes, bowl brushes, wire brushes, copper burshes and paint brushes, extensively applicable in the fields of metal processing, machine setting, rust cleaning, shoe making, rubber industry and electronic industry.

我们拥有先进的制刷设备和高素质、高学历的技术人才和管理人员，为用户提供&工霸&牌各类钢丝轮刷、扭丝刷、扭丝碗刷、扭丝平刷、异形钢丝轮、碗刷、钢丝刷、油漆刷等优良产品，广泛用于金属加工、机器配套、除锈、橡胶工业、电子工业、制鞋等行业。

The dressing principle of honing wheels by the gear type diamond dresser is analyzed.

分析了齿轮式金刚石修形滚轮对珩磨轮的修形机理。

A new method is proposed,in which a cylindrical worm is ground by a dressing gear under the condition of two degrees of freedom movement.

提出一种用修磨轮双自由度精化圆柱蜗杆的新方法，运用空间啮合原理对该方法进行了理论分析，推导出若干啮合分析方程式，从理论上验证并得出了用渐开线齿轮形修磨轮可精化出渐开线圆柱蜗杆的结论。

Using the innovative design method based on mechanism combination, taken four-wheeled, six-wheeled and eight-wheeled space-exploring robot as research object,we have got as many as sventy new kinds of isomorphic combination localmotion platforms and one hundred and sixty five new kinds of isomerous combination locomotion platforms.

以四轮、六轮和八轮空间探测机器人为研究对象，采用基于构形组合的空间探测机器人设计方法，得到70种新型同构组合空间探测机器人移动机构和165种新型异构组合空间探测机器人移动机构。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐