series boiler water chemicals 系列锅炉水处理药剂
Water Treatment Chemicals 水处理化学品 ; 水处理剂 ; 水处理药剂 ; 水处理化学产品
water purifying chemicals 水净化化学品 ; 水净化用化学品
water-treating chemicals 水处理药品
Water Management Chemicals 水处理化学品
water-like organic chemicals 亲水有机药品
industrial water treatment chemicals 工业水处理药剂
water conditioning chemicals 水质处理用药剂
There are those who would prefer to plow golf courses under because of the water and chemicals they use.
有些人更愿意将高尔夫球场给犁掉,因为它们耗费水和化学品。
Poisonous chemicals got into the water supply.
有毒的化学药品进入了供水系统。
Nitrates are chemicals that occur naturally in water and the soil.
硝酸盐是水和土壤里天然存在的化学物质。
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