I work at a small fish tank cleaning business.
我在一家小型鱼缸清洁公司工作。
A. expansion water tank cleaning.
膨胀水箱的清洗。
Cleaning drying tank, the element is dry and without water trace.
净化烘干槽，独特的烘干前处理技术，工作干燥无水渍。
The operation of tank cleaning is a regular work in oil tank farm with danger.
清罐作业是油库一项经常性的工作，具有较大的危险性。
The operation of tank cleaning is a regular work in oil tank farm with danger.
清罐作业是油库一项经常性的工作，具有较大的危险性。
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