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| 41. | They are widely applied in the tower of coking desulfurizing, benzene scrubbing, naphthalene scrubbing, ammonia scrubbing and chemical fertilizer hot water saturation tower, electric power plant wet cooling tower. |
| 该系列填料具有比表面积大、空隙率高、传质系数大、抗堵塞、抗腐蚀、耐急冷急热、使用寿命长、易安装的优点，是一种理想的塔填料。 |
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| 42. | a silvery malleable metallic element that resists corrosion; used in many alloys and to coat other metals to prevent corrosion; obtained chiefly from cassiterite where it occurs as tin oxide. |
| 一种银色金属元素，可延展、抗腐蚀，用于许多合金中，亦用于包裹其他金属以防其腐蚀，主要取自锡石中的锡氧化物。 |
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| 43. | 17.4 PH withstands corrosive attack better than any of the 400 series stainless steels and in most conditions its corrosion resistance closely approaches that of 300 series stainless steel. |
| 17.4 PH能够比400系列不锈钢更能够经受住腐蚀的侵蚀,在大多数情况下,它的抗腐蚀特性非常接近300系列不锈钢。 |
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| 44. | "The volute suction shall be fitted with a replaceable hard polyurethane, radial/axial clearance, corrosion and abrasion resistant wearing ring system a minimum of 3/8 inch thick, securely fastened and replaceable." |
| 蜗形吸入室应该配置可更换、坚硬聚亚安酯材质、具有径向间隙/轴向间隙、抗腐蚀、抗磨损的抗磨环系统,厚度最少为3/8英寸,能够安全地安装固定和更换。 |
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| 45. | Formation of an aluminum oxide layer on exposed surfaces makes this metal very corrosion resistant. Not recommended for high pH wet systems. |
| 铝青铜表面的铝氧化层结晶体,使其具有很强的抗腐蚀能力。但是建议不要在高PH值的潮湿环境中使用。 |
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| 46. | Nickel iron -- Improved corrosion resistance over gray and ductile iron. Higher temperature corrosion resistance and mechanical properties. Very resistant to oxidizing atmospheres. |
| 镍铸铁--其抗腐蚀性能比灰口铁和球墨铸铁有进一步的改善。具有耐更高温度的腐蚀特性和更好的机械特性。具有很好的抗氧化能力。 |
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| 47. | It has exceptionally good weather aging and ozone resistance. It is fairly good in ketones and alcohols. |
| 对于甲酮和乙醇,这种材料也具有很好的抗腐蚀性能。 |
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| 48. | "HaSTELLOY C -- a high nickel-chromium molybdenum alloy which has outstanding resistance to a wide variety of chemical process environments including strong oxidizers such as wet chlorine, chlorine gas, and ferric chloride." |
| 耐盐酸镍基合金C--一种高镍铬钼含量的合金,对于各种广泛的化学生产过程环境具有显著的抗腐蚀性能,包括强氧化剂,如湿氧、氯气和氧化铁。 |
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| 49. | a hard malleable ductile silvery metallic element that is resistant to corrosion; used in alloys; occurs in pentlandite and smaltite and garnierite and millerite. |
| 一种硬而软的银色金属元素，可锻造，抗腐蚀，用于合金中，见于硫镍铁矿、砷钴矿、硅镁镍矿、针镍矿中。 |
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| 50. | "Normally, corrosion products (e.g., rust, patina) stay on the surface and protect it. Removing these deposits reexposes the surface, and corrosion continues. Some materials resist corrosion naturally; others can be treated to protect them (e.g., by coating, painting, galvanizing, or anodizing). " |
| 有些材料天生抗腐蚀，其它的可以加工处理加以保护（例如披覆、油漆，镀锌或阳极氧化）。 |
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