To be used in low pressure conditions fo r fitting of sanitary foodstuff industry, machines, civil engineering an d aquatic animals equipment.
2
应用于低工作压力之机械、土木工程、水族器材等行业的配套产品。
To be used in low pressure conditions for fittings of machines, civil engineering and aquatic animals equipment.
3
这个被当成是提升水族馆吸引力的继续扩大工程，既不可能，经济上也不允许。
A much needed enlargement was neither possible at the site nor economically feasible with regard to the overall improvement of the attraction of the aquarium.
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