它们在它们的表面上传递毒物到无保护的组织，并且能够迁移进入循环系统。
They deliver toxins riding on their surfaces to unprotected tissue and can migrate into the circulatory system.
硫酸装置酸循环系统的浓硫酸冷却器，国内目前大多采用阳极保护的不锈钢酸冷却器。
At present, most strong sulfuric acid coolers used in the acid circulation system of sulfuric acid plants are stainless steel acid coolers with anode protection in China.
硫酸装置酸循环系统的浓硫酸冷却器，国内目前大多采用阳极保护的不锈钢酸冷却器。
At present, most strong sulfuric acid coolers used in the acid circulation system of sulfuric acid plants are stainless steel acid coolers with anode protection in China.
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