原始rs- 232标准只定义了使用调制解调器连接计算机的方式。
The original RS-232 standard only defined the connection of computers with modems.
有多种连接方式可供选择，因为标准中并未涵盖零调制解调器连接。
Several wiring layouts are in use, because the null modem connection is not covered by a standard.
无载波振幅和相位调制正在成为事实上的标准，迄今已占了这个新生市场的大部分。
Carrierless Amplitude and Phase Modulation has emerged as the DE facto standard, having captured most of the nascent market to date.
设计了统计直方图数据处理方案，按照正态分布的特性找出了寄生频率调制的标准偏差。
Statistics histogram data processing scheme is designed. Standard deviation of frequency modulation is found out according to normal distribution characteristics.
基于DVB_C标准的数字电视系统采用正交幅度调制(QAM)传送信号。
Quadrature Amplitude Modulation (QAM) is used to transfer signals by digital TV system based on DVB_C standard.
对这两种方法以转矩脉动量为标准做了对比，指出折角调制方法是一种更好的方法。
Comparison of torque pulse quantities between the two method leads to the conclusion that the corner folding modulation is a better choice.
本文对RFID标准中常用的数字调制方式提出了一种基于遗传BP神经网络的测试识别方法。
This papers proposes a test and recognition method of genetic BP neural network on common digital modulation modes in RFID standard.
其数值均按相应质量比混合法调制，使用经过检定机构检定的标准气体。
All JCSS gases are assigned their values using gravimetric standard gases analyzed by the government agency.
在调制驱动电路中，采用MAX3263芯片，具备标准的PECL电平接口，可以灵活地调整激光器的预置电流和调制电流，并具备自动功率控制功能。
In modulation driving circuit, with the chip MAX3263, being the function of APC, there is standard PECL level interface to modulate laser modulation current and preset current neatly.
目前应抓紧制订统一合理的井下空调气候标准，加强配套设备的研制开发，探讨矿井空调制冷方式的多样化。
It is demanded urgently to establish a universal design criterion, speed up the development of dedicated equipment and seek more ways to refrigeration in the mine.
以MPEG - 2标准为基础，阐述了QAM调制器前端包处理器的原理。
Based on MPEG-2 standard, the theory of head-end package processor in QAM modulator is interpreted.
以这种方法，第一次，一个相当于道统的DSC的的信号用来自调制的一个实例热容量的度量标准同时被获得。
In this way, for the first time, a signal equivalent to that of conventional DSC was obtained simultaneously with a measure of the sample's heat capacity from the modulation.
我社所使用的标准气体，均用此天平进行调制，把SI基本单位的质量作为标准，从而保持住国际标准。
The standard gases we use are measured against this balance, and thus maintains international traceability since the balance USES si as the standard unit of measurement.
《暖通空调制图标准》 （GB/T50114-2001）本工程空调水系统庞大而复杂，且容易产生水力失调，所以选用了水力平衡性较好 的同程式系统。
"Drawing Standard HVAC" (GB/T50114-2001) The air conditioning water systems engineering large, complex and prone to water imbalance, so use a good hydraulic balance system with the program.
《暖通空调制图标准》 （GB/T50114-2001）本工程空调水系统庞大而复杂，且容易产生水力失调，所以选用了水力平衡性较好 的同程式系统。
"Drawing Standard HVAC" (GB/T50114-2001) The air conditioning water systems engineering large, complex and prone to water imbalance, so use a good hydraulic balance system with the program.
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