1、

It features big reduction ratio, high crushing efficiency, and convenient maintenance.

具有破碎比大 、 破碎效率高 、 维修方便等特点.

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2、

Lung-mediation reduction ratio of air type indicate squamous cancer strongly.

含气型肺、纵隔窗缩减率高度提示肺腺癌。

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3、

a study on the design of closed epicyclic gear trains with larger reduction ratio

大减速比封闭式周转轮系的设计研究

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4、

The primary drive gear ( crankshaft gear) and the primary driven gear are the source of noise due to their high speed and bigger reduction ratio.

作为摩托车初级传动的曲轴齿轮及初级从动齿轮,由于转速高及降速比大,是产生噪声的主要因素。

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5、

the stress reduction ratio and the vertical stress distribution in the embankment fill were studied in detail.

根据试验结果,分析了应力折减系数大小和填土中的竖向应力分布特点。

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6、

This thesis studies the effect of wide& high ratio, bump ratio and reduction ratio on the skew ratio in plain roller rolling square bar through simulated hot rolling steel by steel roller rolling lead.

通过钢辊轧制铅件模拟热轧钢件,研究了平辊轧制矩形件过程,轧件的宽高比、鼓形比和压下率三个参数对脱方的影响。

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8、

the calculation and analysis indicate that the oil film thickness become thicker with the increase of gear modulus, reduction ratio, pressure angle, rotating velocity and oil viscosity.

增大齿轮的模数、传动比和压力角等参数,以及提高转速、增大润滑油粘度可以提高齿面间的润滑油膜厚度。

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9、

The relation of strain and reduction ratio was gained through free upsetting on cylinder.

通过圆柱体自由镦粗,得到应变与压缩比的关系,应用拟合公式求出车轮断面的压缩比分布.

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10、

Therefore the large reduction ratio's cyclo drive has higher efficiency and larger capacity than the common form of teeth.

因此,复合齿形的摆线齿轮传动较原齿形的摆针传动效率高、承载能力大。

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11、

The experiment results, show that the range of reduction ratio is very practicable.

理论计算结果与实验结果对比表明,所得减薄率选取范围具有较强的实用性.

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12、

The bonding strength decreased with the reduction ratio and the rolling temperature.

叠层复合材料的结合强度随压下率和轧制温度的增大而降低。

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13、

high reduction ratio during primary and secondary crushing stage.

初段,二段等各段破碎均有大破碎比。

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14、

The critical value of blank width ratio when the transverse tense stress turns to compressive stress under given reduction ratio and tool width ratio is obtained too.

在不同砧宽比条件下,都存在着使横向应力由拉应力转变为压应力的临界料宽比(b/h)cr。

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15、

In detail, there is reported on the achievable improvement of picture sharpness and signal-to-noise ratio as well as on the reduction of flicker effects and luminance-chrominance-interference.

本文还详细报导了图象尖锐度和信噪比,以及抑制闪烁效应和亮度色度串扰等方面可获得的改善。

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16、

Then, the reduction of the decision table will be obtained, and an improved new IEC-60599 three-ratio fault diagnosis decision table for transformer fault diagnosis can be acquired.

这种改进的新导则IEC-60599三比值诊断方法使用简单,便于操作。同时它还扩展了IEC-60599三比值的故障诊断范围、提高了故障诊断能力和复合故障的识别能力。

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17、

The effect of the carbon source, mole ratio of C/ SiO2, reaction current and reaction time on the morphology of the SiC nanowires synthesized by carbothermic reduction is discussed and the growth mechanism has also been elucidated.

研究了碳源、配碳量、反应电流和反应时间等实验参数对碳热还原制备SiC纳米线形貌的影响,并提出了生长机理。

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18、

The results show that burning-out efficiency increases with the increase of reburning zone stoichiometric ratio while NO reduction efficiency decreases when reburning fuel rate is kept constant.

研究表明:燃料量一定时,再燃区过量空气系数增加将导致燃料燃烧更为完全,NO还原效率降低,但再燃燃料的燃烧对炉内温度场的影响很小。

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19、

Reduction efficiency of total and I-TEQ concentration for PCDD/ Fs were respectively obtained to 98.9% and 98.3%, when S/ Cl molar ratio was 1.95.

当S/C1比为1.95时,二恶英总量和毒性当量排放抑制效率分别为98.9%和98.3%。在试验中还发现三氧化二铁在一定程度可以减少二恶英的生成。

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