1、

Scraper conveyer motor uses the space vector pulse width modulation ( SVPWM) speed regulating system. This system is not only to get well effect, but to improve utilization of direct voltage in the event that device unchangeableness.

工作部刮板电机采用电压空间矢量脉宽(SVPWM)调速系统,不仅可以得到良好的调速效果,提高有机肥生产质量,还可以在不新增调速设备需求的情况下,提高了直流电压的利用率。

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2、

The width of this painting is exactly one meter.

这幅画的宽度正好是一米.

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3、

Metal plate and strip of different variety and different width require different primordial crown of roller.

在金属板带的轧制中,不同品种和宽度的板带需要不同的轧辊原始凸度.

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4、

According to linear regression analysis based on calculating data, the formula of local load equivalent distribution width is proposed. So the 3-D calculation problem is simplified to plane problem, which presents a simple method for engineering design.

通过线性回归分析得到局部荷载等效分布宽度的计算公式,使拱受局部荷载的空间计算问题转化为平面问题,为工程设计提供了简化方法。

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5、

This paper designed the width of Board of intelligence measure and control system based on the video frequency image.

本文设计了一套基于视频图像测量的智能板宽测量系统来进行探索和研究。

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6、

The results show that the heat conduct loss will increase and the amount of evaporation will decrease while the electron beam width is too narrow and the electron beam power density is above 15kW/ cm 2.

并得出电子枪束宽过窄,电子枪功率密度高于15kW/cm2时,会使导热损失增加、蒸发量减少的结论。

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7、

However, width of forbidden band, bandwidth and quality factor Q of impurity mode vary with the increase of incidence angles evidently.

但是,禁带宽度、杂质模的带宽及Q值随着入射角的增加有明显变化。

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8、

In terms of geometry, the defining parameters are the body width, hole diameter and the location of the applied load.

在条款几何,确定参数是身体的宽度项,孔直径和地点应用负载性。

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9、

The Genetic Analysis of Cunninghamia lanceolata Family Annual Ring Width and Density Composition Characteristics

杉木家系年轮宽度及年轮密度组成性状遗传分析

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10、

Whether annual ring width markedly affects both strength properties and shrinkage properties of the wood is discussed.

讨论了年轮宽度与木材强度性能和干缩性能的关系。

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13、

With the adaptive multiple plane reconstruction AMPR in SOMATOM Sensation 16, cone beam artifacts were effectively suppressed, while new spiral concept were created: free selection of spiral pitch according to the clinical needs of an examination, slice width independent of the pitch;

采用适应性倾斜多层平面重建AMPR技术,锥形束伪影得以有效消除,而且在充分利用扫描剂量的同时,可以根据临床需要自由选择螺距;

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14、

When the ratio of height to width increases, the lift coefficient aggrandizes, and the drag coefficient diminishes.

其高宽比增加,升力系数增大,阻力系数减小。

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15、

Reliability of reinforced concrete bridge girder based on maximum crack width

基于最大裂缝宽度的钢筋混凝土桥梁可靠度分析

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16、

The contraction of the buccinator limits not so much the height as the width of the buccal flange.

颊肌收缩对义齿颊侧基托翼缘高度的限制较宽度为弱。

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17、

Objective: To discuss the influence of buccolingual width of artificial posterior teeth on abutment displacements in unilateral distal-extension telescope crown denture.

目的:探讨不同的人工牙颊舌径对单侧游离端套筒冠义齿基牙位移的影响。

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18、

There were slight differences among the anterior, middle, and posterior width of cribriform plate and cribriform roof.

①筛板和筛顶的宽度前、中、后部略有不同。

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19、

The γ phase composition limit and the carbon content width in two phase WC-Co cemented carbides were derived according to the relations among all phases in aloys.

依据WC-Co硬质合金各相含量间的关系,推求出两相(WC+γ)合金中γ相成分极限和碳含量宽度。

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20、

This paper simulates and analyses the torque pulsation because of the modulation frequency and speed variation under ambipolar pulse width modulation;

本文对双极性调制的无刷直流电动机仿真,分析了转速和调制频率对转矩影响;

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