i used the negative rail so that i can simulate a dual rail set-up.

you will notice that in the schematic the negative rail has 0 voltage so that setup is essentially in single rail.

你会发现在电路图中负电压是0伏，所以结构本质上是单电压。

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it also features inputs capable of reaching down to 0. 15v below the negative rail.

它还具有投入达到下降到低于负铁路0.15V的能力。

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[ methods] deoxyribose ( dr) degradation and plasmid dna methods were used to determine oxidative damage of aqueous cigarette smoke solution ( acss) and effects of βˉ carotene.

[方法]应用脱氧核糖（DR）降解方法和质粒DNA方法检测香烟烟气水溶液氧化损伤和β胡萝卜素作用。

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source coding robustness for underwater speech communication

水声语音通信中信源编码鲁棒性的研究

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american national marine electronic association ( nmea) is a non-government organization specially engaged in education and study of marine electric equipment, which formulated the nmea standard on communication interface and protocol between marine electric equipment.

美国国家海事电子协会（NMEA）是一家专门从事海洋电子设备方面研究的民间机构，它制定了关于海洋电子设备之间的通信接口和协议的NMEA标准。

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digital map and software for the paper have been designed by gis tool and high language, software can receive nmea sentence, process gps data and display the vehicle track on the digital map.

论文根据车辆定位系统的功能要求设计了软件系统，实现了在计算机上接收GPS接收机输出，对原始GPS数据进行处理和输出；

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on parsing of nmea 0183 protocol

NMEA0183协议解析

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in the paper, based on analysis of nmea 0183 standard, an approach for gps information processing was implemented using a visual basic program.

文中在分析GPS的NMEA0183协议标准的基础上，探讨用VB实现GPS信息处理的方法及程序实现。

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the nmea-0183 standard makes concrete stipulation for definition of data string and communication protocol.

NMEA-0183标准对数据串、通信协议的定义做了具体的规定。

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application of nmea-0183 data standard in gps technique

NMEA-0183数据标准在GPS技术中的应用

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transportation and research of gps data based on nmea 2000 protocol

基于NMEA2000协议的GPS数据传输与处理研究

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laboratory research of nitrogen flooding in wen 188 block

文188块氮气驱室内试验研究

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carbon dioxide flooding the best, followed by nitrogen flooding, water flooding is the worst.

二氧化碳驱油效果最好，氮气驱次之，水驱最差。

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lens model equation ( lme) is also introduced, by which regression models of performers and listeners can be mathematically related to each other.

透镜模型等式（LME）将演奏者和听者线索利用的回归模型联系起来。

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moreover, metal in chinese bonded warehouses is trading at a premium of about$ 50 to the lme, according to traders.

此外，交易商表示，中国保税区的铜的交易价比LME高出约50美元。

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london also has its massive oil market and the lme, where global benchmarks are set daily in the prices of copper, aluminium and zinc.

伦敦也拥有大规模的石油市场，还有伦敦金属交易所，每日铜、铝和锌的国际基准价格就是在这里确定的。

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the lme market has witnessed a scramble for metal in the past few days as traders seek to acquire physical metal from the exchange.

过去几天，LME市场出现了投资者争相买进现货铜的场面，因交易员希望从该交易所获得现货铜。

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copper for delivery in three months on the lme was later quoted at$ 5, 880.50 a tonne, up$ 77.

LME三个月期铜在尾段报每吨5880.50美元，上涨77美元。

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this is a charge denied by the lme, which says it is building out its business globally with guidance from its members.

LME否认了这一指责，并表示自己正根据成员的指导开拓全球业务。

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the number of contracts outstanding on the lme, or open interest, remains well below recent peaks, suggesting low levels of confidence.

伦敦金属交易所未平仓合约数量仍然远低于最近的峰值，显示出信心水平较低。

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