三叶的

Key forage plants consist of alfalfa, erect milkvetch, tall fescue, perennial ryegrass, crownvetch, white clover, red clover alsike clover, common orchardgrass, smooth brome; planting divisions with obviously optimal combinations of forage plants in Henan province cover the following 6 respects:（1）Northern plain forage planting division;（2）North-west mountain area forage planting division;（3）Middle-east low lying plain and nan-yang basin forage planting division;（4）Western mountain area forage planting division;（5）Huaihe river-south and Tongbai mountain area forage planting division;（6）Eastern plain forage planting division;These conclusions will provide necessary theoritical data or base for right choose of foeage plants as well as great development of grass industry in the future in Henan province.

结果表明：适合河南省的当家草种有10种，分别是：紫花苜蓿、沙打旺、苇状羊茅、多年生黑麦草、小冠花、红三叶、杂三叶、鸡脚草、无芒雀麦；适合河南省草业优质发展的草种区域有6个，分别是：豫北平原牧草种植区、豫西北黄土丘陵和太行山地种植区、豫中东低洼平原和南阳盆地种植区、豫西山地种植区、淮南与桐柏山区种植区、豫东平原种植区，并且明确了各区域内以当家草种为核心的草种优化组合。河南省当家草种的制定和草种区划的确定有利于为河南省各地草种的正确选择和草业未来大发展提供理论依据。

In early summer there are plenty of things for a child to eat and drink and suck and chew. Dandelion stems are full of milk, clover heads are loaded with nectar, the Frigidaire is full of ice-cold drinks.

当然，初夏的农场，还有很多可以供小孩子们吃喝玩乐的植物，充满乳腺液的蒲公英杆，满含糖浆的三叶草花球，还有冰箱里满目的冰冻饮料。

All the memory of lightness distributes to the tablecloth of dark red and black check,the dust gray gallipot with zinnia and clover,the pinky bottle with hackmatack on the showcase and the light as delicate as muslin.

暗红和黑色相间的格子桌布，插着百日菊和三叶草的土灰色陶罐，还有陈列橱里，装着杜松子酒的浅红色酒瓶，还有纱一样细致的光线，无不散发着回忆的光亮。

Combined with the new process and new products, we have developed their characteristic equations and models, especially for hollow; heteromorphism and composite fibers.

结合新工艺和新产品的开发，本文推导了高速纺丝、热管纺丝、热辊纺丝等工艺的特征单元方程及中空、异形、复合纺丝等新品种的特征单元方程，着重推导了圆形纤维、中空纤维、三叶异形纤维、皮芯复合纺丝的分层结构模型及分块模型，并对高速纺丝及中空纤维的不对称冷却结构进行了系统的数学模拟。

Is customary in the St. John's Eve's (June 23) UK and Europe will gather some herbs, such as St. John's malt liquor , vervain, trefoil and cloud Hong, there should be an incredible property.

是习惯的在圣约翰的伊芙的(6月23日)英国和欧洲，会集某些草本，例如圣约翰的麦芽酒、 vervain、三叶草和云香，应该有不可思议的物产。

The logo -- with a three-leafed sprig for green jobs, a set of gears for infrastructure, and 'recovery.gov' beside a field of stars -- will be used to brand projects as well as raise the visibility of the White House's economic initiatives and try to dramatize their impact.

这个标志包括一段三叶树枝、一套齿轮、一排星星的旁边还有&recovery.gov&的字样。这个标志将用于标识诸多项目，提高白宫经济计划的认知度，同时强化影响力。

It is an ideal method by using second-toe with three-leaf flap of foot to repair damaged fingers accompanying defect of the palm and dorum of hand.

结论带足三叶皮瓣的第二趾是修复伴有手掌、手背皮肤缺损的手指毁损伤的理想方法。

The mixing power and circulation characteristics of Newtonian fluid and pseudoplastic fluid were measured in a φ300mm organic glass vessel,by using anchor and tri-leaf impeller,anchor and inner-outer screw,orthogonal twi-stratm triangle blades and single screw,orthogonal twi-stratum triangle blades and inner-outer screw types of combined agitators.

为使聚合釜内搅拌介质在湍流、过渡流及层流域都能达到良好的混合，对锚－三叶推进器、锚－内外单螺带、正交双层三角桨－单螺带、正交双层三角桨－内外单螺带等4种组合桨搅拌器，于φ300mm的有机玻璃釜中，测定了在牛顿流体和假塑性流体中的搅拌功率和循环特性。

A calculated model for predicting wing download of the tiltrotor in hover and forward flight was given according to the aerodynamic interaction effect of the rotor downwash flow on the wing.

该模型中，旋翼在机翼处产生的诱导速度以及对机翼干扰的旋翼尾迹边界基于Weissinger-L升力面理论和自由尾迹方法计算，以考虑倾转旋翼桨叶的大负扭转和尖削带来的较大三维影响，机翼表面流则区分为弦向流及展向流，以分别计算向下载荷。

Around the corner, we came to the historic Pall Mall which was lined with quite a few buildings of Victorian architecture style, including the heritage-listed Shamrock Hotel.

拐个弯后，来到了古色古香的Pall Mall，街道两旁有好几幢维多利亚建筑色彩的古式建筑，包括列入了文化遗产的Shamrock酒店（Shamrock其实是一种三叶草，是爱尔兰的象徵）。

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