一种铝电解用磷生铁，涉及一种用于铝电解铝生产中用于连结钢爪和炭块 的磷生铁。
The phosphorus-containing pig iron for electrolyzing aluminum is used in connecting the steel claw and the carbon block for electrolytic aluminum production.
前甲板舷墙应焊上6个爪形体块用于系泊小型拖船。按大副要求做。
Six claws to be welded on upper deck bulwark for mooring the small tugs etc, as Chief Officer requirement.
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