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The interference effects on wind loads of two prismatic cylinders arranged in a line were studied in this paper.

本文研究了在大气边界层气流中同轴双方柱气动力载荷的相互干扰,讨论了这种干扰与风向角和间距比之间的关系。

The expression of BAM22-IR in the superficial laminae was greatly reduced following dorsal rhizotomy.

同时用双标免疫组化方法对炎症鼠的脊髓背角Fos和BAM22的共存关系进行研究。

Results The inpatients characterized with typical facial features, cutaneous basal cell naevus were obviously seen on the skin, palmar or plantar pits were viewed, bilamellar calcification of falx cerebri, bifid, fused or markedly splayed ribs were found, and histologically confirmed odontogenic keratocysts of jaw could be detected in most cases of BCNS.

结果 该综合征患者具有典型的面部特征,皮肤可见基底细胞痣,手掌或足底可见特殊凹陷,骨骼系统常有单侧或双侧肋骨分叉和异常钙化,大部分患者有多发性颌骨角化囊肿的口腔表现。

Nevertheless, keratin contains large amount of disulphide bonds and therefore is insoluble in most common solvents and resistant to proteolytic enzymes.

然而由于角蛋白含有大量的双硫键而很难溶于普通的溶剂中,并且抗蛋白酶作用。

Salicornia europaea is a dicot halophyte,which could grow in marsh with salinities greater than 3.5%and the major osmotica in its fleshy stems was Na~+ and g lycine betaine.

盐角草是一种双子叶盐生植物,可在含盐3.5%以上的湿地正常生长,其体内主要的渗透调节物质是Na~+和甘氨酸甜菜碱。

The complex characteristics of velocity and water elevation changes at both banks of the curved sections, auto-reassignment of discharges and momentum as well as vortices and super-elevation near the corner of embranchment regions in the furcated channels are displayed. The effects of wetting bed and drying bed are discussed simultaneously.

首次针对180°强弯曲河道、90°双支以及45°三支分叉渠道,数值预报了溃坝波的演进过程,揭示了溃坝波在弯曲河道中内外两岸速度与水位变化,在分叉河道中自动进行流量与动量再分配,在叉点角区形成旋涡、壅高等复杂运动特征,同时反映了湿底与干底的影响。

Duplex pairs of preloaded angular contact ball bearings that float axially permit the balance piston to function in these turbopumps.

全双工对预装角接触球轴承认为,浮动轴许可证的平衡活塞的功能在这些涡轮泵。

We have advanced machinery such as ink printing machine, two-color and three-color presses, four-color press grooving machine, Rotary press breaking angles cutting machine, paper sheet cutters, packaging machines, paper press machines, die cutter and battery plastic equipment.

本厂拥有先进的水墨、双色、三色印刷机、四色印刷开槽机、轮滚切角机、分纸机、装钉机、裱纸机、压纸机、模切机、电池塑料底圆设备等一系列完善的纸箱、纸品制造机械。

This Belt is used to transport the slugs to the belt of Piece-Cutting Machine with Chamfering Device.

主要作用是将双泥条垂直切条机切割后的泥条,输送到带倒角切坯机的输送皮带上。

HSB7000 is a single deck, deep V monohull with 22°deadrise. It is made of FRP materials and drived by two conventional propellers.

本艇为单体、单甲板、船底艉部斜升角为22°的深V船型,具有良好的快速性、耐波性,本艇为柴油机驱动,双机双桨推进,主船体及甲板均采用玻璃纤维增强塑料。

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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

The eˉtiology of hemospermia is complicate,but almost of hemospermia are benign.

血精的原因很,以良性病变为主。