Permanent traffic control devices consists of signing , delineation , pavement markings , guardrail , and fencing .
永久性交通管制装置包括标志、圈定、路面标线、扶栏和围栏。
Then the design idea about semi-rigid guardrail with an adaptive height is introduced in detail , including design original intention , structure form and design principle .
其后详细介绍了高度自适应半刚性护栏的设计思想,包括设计初衷,结构形式,工作原理等。
Meiya stainless steel has become the main choice of high-level chambers , saloon bars , hotels and villas , which are applied widely in guardrail , fence , window , gates , etc.
美亚不锈钢系列产品是装饰高级会所、星级酒店、别墅的理想之选,广泛应用于护栏、扶手、门窗等设施。
The tanker crashed through the guardrail and fell 90 feet off the a4 autobahn resulting in a huge explosion and fire which destroyed the load-bearing ability of the bridge .