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。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。