The user was then able to manipulate concepts visually and more intuitively than had been available on mainframes or under the mnemonic operating systems of some personal computers.
这名用户比是可得到的在电脑主机或根据有些个人计算机能够然后视觉上和比较直觉地操作概念记忆操作系统。
Covers important concepts and techniques in designing and operating safety-critical systems.
本课程包括了设计和操作临界安全性系统时重要的理论和技术。
At present, many developed countries have formed comparatively mature logistics management concepts, advanced logistics techniques and effective logistics operating systems.
目前，许多发达国家和地区已形成了比较成熟的物流管理理念、先进的物流技术和高效的物流运营系统。
At present, many developed countries have formed comparatively mature logistics management concepts, advanced logistics techniques and effective logistics operating systems.
目前，许多发达国家和地区已形成了比较成熟的物流管理理念、先进的物流技术和高效的物流运营系统。
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