求翻译：自上世纪70年代自动化技术开始在泵站工程应用以来，其技术水平在不断地提高，应用范围也在不断地扩大，发展至今，泵站自动化技术和自动化控制系统已初具规模，并逐步向一体化、智能化方向发展。是什么意思？

Since the 1970s automation technology, since the application of the pumping station project, its technical level continue to increase the range of applications also continue to expand, the development has the pumping station automation technology and automation control system has begun to take shape

Since the 1970s began automation technology applications in the pump station project, and has been continued to increase in skill level, the application range is also in a state of constant expansion, development, pump station automation technology and automation control system is beginning to take

Has started since on century 70's automation technology in the pumping station project application, its technical level in enhances unceasingly, the application scope also in unceasingly expands, the development until now, the pumping station automation technology and the automation control system h

Since the beginning of last century 70 automation technology in pump station project application since its technology is constantly improving, constantly expanding range of applications, the development so far, automation technology and Automation control system of pumping station has begun to take

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