The results would provide an important technical support for explosive cutting anchoring bolts of steelbulkhead in dewatering tunnels of reservoirs.
试验研究为水库放空洞封堵钢闷头锚固螺栓的爆炸切割提供了重要技术支持。
2
Galley, sanitary spaces, provision spaces, and spaces where required by rules shall be of steel bulkheads with stiffeners or insulation bulkhead at suitable intervals.
The frame number marks, made of steel plate shall be welded and painted on the hatch coaming and bulwark at the place of every 10 frame-space and at every bulkhead.