| 石油燃气定购系统 |
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| 引用本文： | 冯琼芳.石油燃气定购系统[J].华南理工大学学报(自然科学版),1998,26(5):139-143. |
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| 作者姓名： | 冯琼芳 |
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| 作者单位： | 华南理工大学电子与信息学院 |
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| 摘 要： | 本文介绍了一种实用的石油燃气定购系统，并对系统的组成、工作原理、硬件电路设计和程序流程图作了说明．
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| 关 键 词： | 双音多频（DTMF） LCD 实时时钟 |
LIQUEFIED PETROLEUM GAS PURCHASING SYSTEM |
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| Feng Qiongfang.LIQUEFIED PETROLEUM GAS PURCHASING SYSTEM[J].Journal of South China University of Technology(Natural Science Edition),1998,26(5):139-143. |
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| Authors: | Feng Qiongfang |
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| Abstract: | Liquefied petroleum gas purchasing system is designed to provide an effective means for the customer to make an order for crude oil gas, including its composition, principle, hardware configuration and operational mode. |
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| Keywords: | dual tone multi_frequency LCD real time clock |
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