以下为句子列表：
英文: It can be used as dispersant in pour-cooling water if iron and steel plants, and also used together with organic phosphonate and zine salts in circulation cooling water with high hardness and high alkality.
中文: 用于钢铁厂淋洗的冷却水，防止氧化铁、氧化锌和泥沙沉积，以及用于高碱度循环冷却水中与有机膦酸盐、锌复配的阻垢缓蚀剂。
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英文: METHODS 3,3-bis (dibenzyloxyphosphoiyl) propionic acid (5) and (6) were synthesized from tetraethyl methylene bisphosphonate via hydrolysis, chlorination of the acid, esterification, condensation, then 3,3-bis (dibenzyloxyphosphoryl) propanol (6) was obta
中文: 方法以亚甲基偕二膦酸四乙酯(1)爲原料经水解、氯膦酰化、酯化、缩合得3,3－二（二苄氧膦酰基）丙酸(5)，随后选择性硼氢化还原得3,3－二（二苄氧膦酰基）丙醇(6)。
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