Each pump shall be fitted with a (galvanized steel chain, stainless steel cable, or stainless steel chain) of adequate strength and length to permit raising the pump for inspection and removal.

• 为了进行观察和拆卸，每台泵都应该配置一条具有适当强度和长度的（不锈钢缆或不锈钢链）来将泵提升起来。