查询词典 D.A.

Though he wrote a huge amount of music, of which his organ chorale variations and Magnificat settings are especially remarkable, he is principally known today for a single piece, the extremely popular Canon in D Major, which he may not have written.

一生创作了大量的音乐作品，其中又以管风琴众赞歌变奏曲和尊主颂曲调最为杰出，不过在今天他则是以《D大调卡农》一曲极受人喜爱而闻名於世，但这部作品可能非出自其手。

While some believe that Valentine's Day is celebrated in the middle of February to commemorate the anniversary of Valentine's death or burial -- which probably occurred around 270 A.D -- others claim that the Christian church may have decided to celebrate Valentine's feast day in the middle of February in an effort to 'christianize' celebrations of the pagan Lupercalia festival.

在一些相信情人节在纪念瓦伦廷的大概发生的死或者葬礼--周年二月的中间是著名的同时，大约270 A.D----其他的声称基督教徒教堂可以已经决定向'christianize'庆祝异教徒的牧神节节日庆祝瓦伦廷的在一努力中在二月的中间节日。

So its necessary to take a research on this subject. Micro fluidic chips are a special use of Micro system in modern medicine and analysis chymistry. Micro fluidic chips are made in batchs in our country now, but it is necessary to inspect the Micro quality of them as we can make them used widely.The depth measurement of micro channels is one of the most important task in the inspection of micro fluidic chips.

微流控芯片是微系统在现代医学和分析化学中的一个实际应用，目前微流控芯片已经在我国开始大量的加工制造，但微流控芯片要广泛的运用，必须对生产的芯片的各个尺寸进行微观的质量检测，微流控芯片流道深度检测是芯片尺寸检测的一个重要内容，本文开展的基于D.F.D。

CLO is an important Vitamin A and Vitamin D supplement which does good to vision growth and calcium absorption.

鳕鱼肝油是重要的维生素A和维生素D的补充剂，有助于视觉发育与钙的吸收。

Connect down the folio pass the steady pressing the design proceeding of the unit electric circuit of the power supply to expatiate detailedly with explain, pass the large quantity electric circuit diagram to proceeded the elucidation with writing to the work principle of the unit electric circuit, combine to introduce the MC7107 A/ D transformation machine internal composing, lead the feet function and its the basic principle that proceeding convert.

接下来对开关稳压电源的单元电路的设计进行了详细的阐述和说明，通过大量电路图和文字对单元电路的工作原理进行了说明，并介绍了MC7107 A/D变换器的内部构成、引脚功能以及其进行转换的基本原理。

The hardware of the system is made up of sensors,portable A/D convertor and computer.

其硬件由传感器、便携式A/D和计算机组成，通信接口为计算机的并行打印口。

It is determined that the sun vector measurement error is about 5.74° which is caused by many factors, such as the non-ideal cosine curve between incident angle and photocurrent, the photocurrent noise, the nonlinearity of the analog circuit and the A/D converter, and the temperature inaccuracy etc.

通过分析获得太阳入射角——光电流非理想的余弦特性、光电流的噪声起伏、处理电路非线性、A/D采样非线性、温度测量不确定性等因素导致的太阳矢量实际测量误差为5.74°。

The meter immobilizes enzyme on the pole and detects the resultant weak current. After amplification, filtering, A/D conversion and the data processing based on MSP430, the measuring result is displayed on LCD.

仪器以单片机MSP430为核心，血糖和酶电极反应时所产生的微弱电流经过放大、滤波、A/D变换经单片机处理后，在液晶显示器上显示出测试结果。

Two kinds of A/D integral algorithm were proposed.

利用微处理器实现时分补偿对瓦斯的检测，提出了2种A/D转换积分算法。

Dual integral A/D converter ; convertion error ; compensating resistance

双积分A/D转换器；转换误差；补偿电阻

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。