测井所需知识汇总，电缆摇传系统，马丁代克原理，孔隙度，硼中子寿命以及声波测井原理和曼切斯特原理-Summary of knowledge required for logging, the cable transmission system shake, Martin Dyck principle, porosity, boron neutron lifetime and sonic theory and principles of Manchester

提供终生免费的进销存及网络办公，财务等,系统在25度，可确保长年不死机或异常死机！-Provide lifetime free Invoicing and network office, financial, systems, ensuring many years do not crash or abnormal crash at 25 degrees!

Wireless sensor networks (WSNs) enable new applications and require non-conventional paradigms for protocol design due to several constraints. Owing to the requirement for low device complexity together with low energy consumption (i.e., long n