查询词典 delta

High order sigma-delta modulator consist of two different structures, the interpolative structure and the cascaded structure.

对于插值结构Sigma-delta调制器的设计，面临的主要问题是如何设计稳定的结构和如何提高输入信号的范围。

A TD-SCDMA frequency synthesizer is designed in this paper, third-order interpolative Delta-Sigma fractional PLL has been adopted for the frequency synthesizer designed.

本论文设计了一个基于三阶内插型Delta-Sigma小数分频电荷泵锁相环结构的TD-SCDMA频率综合器。

High-order interpolative sigma-delta modulators suffer stability problems for large input signals.

高阶插值结构的sigma-delta调制器在较大输入信号作用下不易稳定。

Independent translational and rotational kinematic models of a Delta and 3-RRR mechanism based double parallel haptic device were established and the corresponding Jacobean matrix es were derived respectively.

建立了基于Delta和3-RRR复合结构的双并联式主手平动与转动独立的运动学模型，并推导出各自的雅可比矩阵，给出了局部灵巧度和全局灵巧度的计算方法。

Finally, we used GF109203X, Rottlerin, PKC-delta antisense RNA and PKC-epsilon siRNA to inhibit PKC activation or expression, and then observed their effects on TRAIL-induced apoptosis.

当以Rottlerin处理细胞时，均会增加细胞对於TRAIL的感受性。除了H1299细胞，p53能透过藉由Rottlerin抑制PKC-delta的活性，进而增加细胞对TRAIL诱导细胞凋亡的情形。

The brightest star near Antares is Delta Scorpii, now in its 19th month of an unexpected flareup.

图片上离心宿二不远最亮的星是天蝎座 delta，它的这种突然的亮度骤发已经持续了19个月。

The star Delta Scorpii remains unusually bright, more than a year and a half after beginning an unexpected flareup.

虽然天蝎座delta的亮度是在一年半之前骤发，但现在它依然保持着不同寻常的亮度。

On the morning of December 26th, he writes, I happened to look over toward the southeast toward Antares and the three stars that form Scorpius's head — Beta, Delta, and Pi Scorpii.

在去年12月26日的早晨，他写道：&我无意中看了一下东南方的天空，我看见了心宿二和其他三颗星（Beta， Delta，和天蝎座Pi）组成的&蝎子头。

If an option is held as part of a delta neutral portfolio, that is, a portfolio that is hedged against small moves in the underlier's price, then the next most important factor in determining the value of the option will be its implied volatility.

如果在一个delta中立的投资组合中持有一个期权，也就是，在一个投资组合里标的资产的所有小量变动被对冲了，那么决定该期权价格的最重要因素将会是它的隐含波动性。

Oversampling based Sigma-Delta modulation technique once had been widely used in low-speed high-resolution field, but they has excessed this limitation for high-speed device development and the strong requirements of modern wire/wireless communication.

但这种局面已经改变，一方面由于现代CMOS工艺的进步使系统工作时钟频率不断提高，另一方面受到现代通信系统巨大需求的刺激，现在Sigma-Delta模数转换器早已突破了1MHz的带宽限制，并持续往高速应用领域发展。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。