全封闭机箱，强力抗震结构。

Completely closed chassis, strong seismic structure.

是使用峡谷呢还是全封闭保存？

Do you use canyons or do we preserve them all?

系统全封闭，微负压操作，无粉尘飞扬，操作环境好。

Closed system, negative pressure operation, no dust emissions, a good operating environment.

全封闭空间包括寺院内部功能部分如大雄宝殿、僧寮、念佛堂、禅堂和藏经阁等。

Enclosed space consists of some internal functions such as the Grand Buddha Hall, Monks Dorm, Praying Hall, Meditation Hall and the Depositary of Buddhist Texts and so on.

TL - 3塑料拖链采用全封闭型，可防止灰尘及异特物进入损坏电线。

TL-3 all-plastic towline closed to prevent dust and damage different special material into the wire.