space-time concept

基本解释

As a kind of variability, "The Moment - The Existence" is not only a space-time concept, but also means social charms in unknown situation.
作为中间未定的变化性，即“此时此在”不仅是一个时空概念，而且是一个社会作为终端未定预知下的事物所具有的魅力。
Based on space-time view, the concept of 4D Product Information Model (4D-PIM) is advanced for the first time, and its fundamental technological problems are studied.
本文基于时空观，首次提出了产品4D信息模型的概念，并对其基础技术问题进行了研究，主要研究内容包括。
For now, people only know about the one-dimensional time, two-dimensional, three-dimensional space, and Einstein, the reference to "four-dimensional space-time" concept.
就目前而言，人们只了解一维时间、二维平面、三维空间以及爱因斯坦提及的“四维时空”概念。