要确保所有设计都由有资格认证的工程师进行，所有安装都由经过正确训练的人员进行。
Be sure to have all design performed by a qualified Engineer and installation made by properly trained personnel.
在设计过程中，我们确保本文展示的所有设计都遵循了数学的本质本性，也就是展现秩序、对称和极限。
During the design process we made sure that all of the designs shown in this article are essentially mathematical in nature; that is, they exhibit order, symmetry and limitation.
为了确保受众尽可能地大，该站点被设计为可用于当时所有的流行浏览器。
To ensure the largest possible audience, the site was designed to work with all the popular browsers of the time.
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