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问题如下,各位同仁只需要解释清楚为什么规格书这样要求就可以了。麻烦大家了。
1 热交换器章节:
One (1) soda cock seat and one (1) boiling steam valve seat to be provided as common use for shell and tube type heat exchangers, and connecting seats with blind flanges to be fitted on each heat exchanger shell side for chemical cleaning.
2 海水总管
The main sea water pipes between high and low sea chest to be steel pipe coated with epoxy fusion-bonded powder. 海水总管是镀锌,环氧还是涂塑?
3 燃油净化系统
Overflowed fuel oil from heavy fuel oil service tank shall be returned to the heavy fuel oil settling tank through overflow pipe, thus the oil level in service tank shall be kept constant.
4 压缩空气系统
Air hose connections to be provided at suitable locations in the engine room. One air pipe to be led from engine room via upper deck to forecastle with connection for deck cleaning tool.
5 舱底水系统
Different bilge pump shall not be interchanged.
E/R oily bilge pump to take suction from E/R bilge wells and to discharge to bilge holding tank. |
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