查询词典 at the threshold of

This paper brings forward a method of threshold processing PWM signal's duty cycle by employing monostable multivibrator.

提出了采用单稳态触发器对采集的PWM波形进行占空比门限处理的方法。

A continuous input pulse train triggers the monostable circuit, and a control signal modulates the threshold voltage.

连续的输入脉膊火车引起单稳线路，而且控制信号调整门槛电压。

By using a monostable multivibrator consist of 555 timers, a circuit of threshold processing PWM signal's duty cycle is proposed.

采用555定时器构成单稳态触发器，设计出一套PWM波形占空比门限处理电路。

In this thesis, we study the relationship between threshold secret sharing schemes and monotone access structures.

在这篇论文，我们探讨了关於门槛式秘密分享机制与单调存取结构的关系。

Turning point occurred in 2001, China's accession to the WTO, China's market to further expand the degree of openness, different kinds of products every year to lower the threshold for the tariff and availability of multilateral, stable, and unconditional most-favored-nation, beer can 135 Products member countries of equality and mutual benefit of free trade, the international beer giant to enter the China market to lower costs to enhance competitiveness.

转折点发生在2001年，中国加入世贸组织，中国的市场进一步扩大开放的程度，不同类型的产品，每年要降低关税和可用性阈值的多边，稳定，无条件的最惠国待遇国家，啤酒135产品可以在平等和自由贸易的互惠互利的成员国，国际啤酒巨头进入中国市场，降低成本，增强竞争力。

Second, the threshold for each feature was brought up by using CART Algorithm. Finally, the multiple cropping index of 15 provinces of Northern China were extracted in 2005. Then, the result was compared with that of former researches, and it shows that DT method is more efficient.

最终，采用MODIS（moderate-resolution imaging spectroradiometer）/EVI数据，提取了2005年中国北方15个省市区的耕地复种指数，与之前的研究结果进行比较验证发现该方法具有较高的提取效率和精度。

It is necessary to find an optimal threshold level of delay-line type surface acoustic wave based identification-tag, because each bit code suffers from the influence of multiple reflection and propagation losses and is not uniform in amplitude.

由于受到多次反射和传播损耗的影响，延迟线型声表面波辨识标签的每一位编码幅度的判决电平需要合理确定。

As shown in Figure 12, adding a second resistor, RB, to the circuit of Figure 9 and connecting the trigger he threshold input causes the timer to self-trigger and run as a multivibrator.

象图12所表示的，给图9的电路增加第二个电阻RB，使其连接触发器，用阀值引起定时器自触发，使其象一个多频震荡器一样。

That demands that at threshold of the learning the piano, to be a qualified piano player, one should be well aware of the strict limitations on the sound, speed, power, decorative note, touching key, pedal, and performing skill of a piece of musical work.

这就要求我们从学琴的第一天起，对每一首作品所应具有的声音、速度、力度、装饰音、触键、踏板、演奏技巧等技术问题要严格的限定。

Experimental results show that multi-threshold image segmentation method based on fuzzy mutual information is feasible.

实验结果表明，提出的多阈值模糊互信息图像分割方法是有效的。

We got alerted a couple of times while we were down south that HETs were on the way to bring us back up north because things were going to go hot again, but it was just rumors.

南下的途中我们不只一次得到警告说重型装备运输车将拉着我们重新北上，因为局势正在变得重新紧张起来，但这只是谣传。

It's the one where they find the ghost in the salt mine.

这一集是演他们在盐矿找到鬼