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... cffects, the bait and waste will transfer into ammonia or nitrite, amound of nitrides will lead to aquatic poisoning. Therefore, it is necessary to use biological filters through a certain carrier, cultivat...
... safety hazards such as air leakage, poisoning, explosion and so on caused by the aging of rubber and the biting and aging of rubber hose by rats. The product has the advantages of corrosion resistance, long...
... safety hazards such as air leakage, poisoning, explosion and so on caused by the aging of rubber and the biting and aging of rubber hose by rats. The product has the advantages of corrosion resistance, long...