These housings (series p) are produced from cold rolled sheet steel and are protected against corrosion by a yellow chromate surface treatment.
这些轴承座(系列p)用冷轧钢板制造，表面经过黄色镀铬处理，以防腐蚀。
These housings (series p) are produced from cold rolled sheet steel and are protected against corrosion by a yellow chromate surface treatment.
这些轴承座(系列p)用冷轧钢板制造，表面经过黄色镀铬处理，以防腐蚀。
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