bolt key的意思|示意

Connecting bolts are arranged in the plugging conical points, and an anti-rotation key and an outer six-square sleeve which can realize the linkage are arranged on the screw bolt.

封堵内置有连接螺栓，螺栓上设有防转键及实现连动的外六方套。

It expounds that the key of solving thermal transient sealing problem is to obtain the thermal increment of stud-bolt loading.

阐明了热瞬态密封问题求解的关键是给出螺栓载荷的热态增量；

Bolt supporting is a concealed engineering, and the key is the quality of construction. The technique of bolt supporting is mainly expounded in this paper.

煤巷锚杆支护是一个隐蔽工程，锚杆支护成功与否的关键在于施工质量，本文主要对锚杆施工工艺进行了相应的论述。

The technique of reprocess shaping of solid fuel is applied in production widely. The design of special type bolt on pressing shaping machine is the key technique.

固型燃料的再生成形技术已广泛应用干生产，压制成形机的特种螺杆设计是技术关键。

Slam latch is screwed onto latch support which is either screwed or welded to the door. Assembled without insert it can be opened with a tapered square key. Bolt has free stroke.

这种锁舌用螺丝装在锁支架上，而锁支架用螺丝固定或焊接在门上，无锁芯的装配时，可用锥形四方匙开启锁栓为自由行程。

Moreover, the characteristics and key points in construction of tubular rock bolt are presented in this paper.

此外，文章还对管式锚杆的特点及施工要点进行了分析和论述。