查询词典 homogeneity

API-B has been successfully expressed in both yeast and E. coli system, and the expression products have been purified to homogeneity. By the method of deletion mutagenesis, it was proved that the intact N- and C- terminuses of APIB were necessary for the inhibitory activity, consistent with the tertiary structures of the inhibitors from the STl superfamily.

成功地建立了API-B在酵母及大肠杆菌体系中的表达方法和纯化路线，并通过缺失突变的研究，证明API-B的N-端及C-端附近序列对于维持分子的高级结构和抑制活性非常重要，该结果与STI抑制剂超家族成员的结构特征相一致。

The quality of enterprise products and service has already trended towards homogeneity at the present stage,the main respect of the competition is put on the possibility that the cost reduced,and has proposed solving the......

现阶段企业产品和服务的质量已经趋向于同质化，竞争的主要方面就放在了成本降低的可能性上，目的在于改善企业的成本管理，提高企业的竞争力，企业只有以低于竞争对手的成本进行生产经营才能在竞争中立于不败之地。

Because of characters of Information age and consumption society, affections of homogeneity became more extensible.

在&琳琅满目&的市场里找到一款心仪的产品竟然也变得困难起来。

The source of the asphalt and the crude oil are homogeneity in some way, but lanthanon fractionation of the asphalt is relatively high. So it can show that the asphalt is higher than the evolution degree of crude oil. Origin has also variety, some samples maybe exert deep fluid.

表现出两者在来源上具有某种程度上的同源性，但沥青的稀土分馏程度较石油大的多，由此表明沥青的演化过程较石油更复杂。

Experience shows that the introduced magnetic field can give an effective intervention to the transition of droplet, flowing of molten bath metal, crystalline and nucleation of molten bath and the process of crystalline growth. The magnetic field promotes the refining degree of primary crystallization structure , decreases the chemistry non-homogeneity, So it can strengthen hardness and wearing resistance of weld metal overlay and improve quality of surfacing deposit.

实践表明，利用外加磁场对焊接中熔滴的过渡、熔池金属的流动、熔池的结晶形核及结晶生长等过程有显著作用，使堆焊层的一次结晶组织细化，控制硬质相的分布，减小化学不均匀性，从而提高了堆焊层金属的硬度和耐磨性，全面改善堆焊层的性能。

The quadratic regression orthogonal rotary method was adopted to study the offect of three different mixing homogeneity : mixing time, block coefficient and rotary speed of the paddle shaft, also study the dominant effect, the single effect and interactive effect.

通过二次回归正交旋转组合试验，对影响翻转式双轴桨叶混合机混合均匀度的3个因素(混合时间、充满系数及桨叶轴转速)以及对混合的主效应、单因素效应、两因素间的交互效应进行了分析，并且得出了各因素水平间的最佳组合工艺。

Direct Coagulation Casting is a near net shape forming technique for complex shapedceramic green bodies with high quality and homogeneity.

1引言高性能陶瓷的素坯成型是其制备工艺中的一个关键环节，与随后进行的烧结和制品的精加工有密切的关系，也直接影响到制品的各项力学性能。

Mechanized construction of high-grade highway road status, asphalt concrete, cement concrete, RCC, as well as supporting the existence of grass-roots construction machinery and accessories in the focus of questions should consider the issue of the roller compacted asphalt concrete machinery importance; cement concrete slipform paver machine as the leading equipment machines for concrete mixing equipment related to measurement and mixing homogeneity of the importance of indicators; of RCC and grass-roots construction machinery, mixing equipment is still emphasize the measurement accuracy and mixing uniformity; on the grass-roots level paver problem, development and the condition of our country to adapt the automatic leveling of the ground plane; stone processing counterattack crusher used to solve the problem of the ratio of the needle plate.

高等级公路路面机械化施工的现状，沥青砼、水泥砼、碾压砼以及基层施工机械配套存在问题和配套中重点应考虑的问题，沥青砼的碾压机械的重要性；水泥砼滑模摊铺机作为主导设备机对砼搅拌设备中有关计量及搅拌均匀性指标的重要性；对碾压砼和基层施工机械，依然强调搅拌设备的计量准确和搅拌均匀性；对基层摊铺问题，发展与我国国情相适应的自动找平的平地机；石料加工中使用反击式破碎机解决针片状比例的问题。

To improve the magnetic field homogeneity, therefore, a cylinder magnet from several crescent-shaped magnets is presented.

为此，采用一种具有磁化方向近似线性分布的离散新月形磁块构成圆柱形磁体以改善二极磁场的均匀度。

LEDs often have or can be used with small, inexpensive lenses and diffusers, helping to achieve high light densities and very good lighting control and homogeneity.

led经常·或可用于小型、便宜的眼镜和提炼而成，帮助实现高的光密度和很好的照明控制和沥青混合料均匀性。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。