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In this paper, a set of scheme to test the static and dynamic performance of A/D converters was presented.

2本文设计了一套测试模数转换器静态和动态参数的方案。

Automotive catalytic convertors and the PGM recovery issue Since the mid-1970s, the demand for PGM use in automotive catalytic converters has become the dominant market for platinum and rhodium.

汽车催化转化器和铂族金属回收问题自1970年代中期以来，铂族金属的需求使用车用催化器已成为主导市场的铂铑。

These A-D converters are available in addition to our existing 100MHz digitiser and DSP acquisitionunits.

在我们现有的100MHz数据转换器和DSP采集单元基础上可另加这些数模转换器。

A number of GPIB data acquisition products appeared throughout the 1970s and early 1980s, including voltmeters, digitizers, multiplexers, switches, digital I/O, D/A converters, and simple arbitrary waveform generators.

一定数量的GPIB 数据采集产品出现在70 年代和80 年代初期过程中，包括电压表，数字化器，多重通道，开关，数字式I/O， D/A 交换器，并且简单的任意信号波形发电器。

Because of providing low power consumption as well as a small form factor, SAR A/D converters have a wide variety of applications, such as portable/battery-powered instrument, pen digitizers, industrial controls and data/signal acquisition.

这些特点使其具有很宽的应用范围，例如便携/电池供电仪表、笔输入量化器、工业控制和数据/信号采集器等。

The exhaust is enhanced from the downpipe through the tailpipe, including new high-flow catalytic converters.

排气是加强从downpipe通过排气管，包括新的高流量催化转换器。

Other Northstar firsts on the XLR include four-cam continuously variable valve timing; electronically controlled, hydraulically actuated intake and exhaust cam phasers on all four camshafts for extra control; electronic throttle control; low restriction intake and exhaust manifolds and cylinder head ports; close coupled catalytic converters mounted directly adjacent to the exhaust manifolds; and a new air induction system, redesigned for enhanced capacity and noise attenuation.

Other北极星上首创的XLR包括四凸轮连续可变气门正时，电子控制，液压驱动进排气上的额外控制所有四个凸轮轴凸轮相位调节；电子节气门控制；低，限制进气和排气管和缸盖港口；紧密耦合催化转化器直接安装毗邻的排气管，以及一个新的空气感应系统，增强能力和噪声衰减重新设计。

Most specific means for removing pollutants from emissions include flue-gas desulphurisation, fluidised combustion, catalytic converters and the redesign of equipment, such as furnace burners and car engines, to lessen the production of pollutants.

最常被用於移除污染物排放的特定方法包括烟道气体脱硫、流体化床燃烧、触媒转化器和设备的重新设计，例如燃烧炉及汽车引擎，以减少污染物的产生。

Engineers say high-sulphur fuel can also damage catalytic converters, which help reduce cars' emissions.

工程师表示，高硫油还有损于帮助减少汽车排放的催化转化器。

So this paper models DC-DC converters as switched linear systems, introduces projection strategy conception of switched linear systems, and proposes control strategy of switching rule based on min-projection strategy.

为此，该文建立DC-DC变换器的切换线性系统模型，引入切换线性系统投影法的概念，提出最小投影法切换律的控制策略。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。