hollow steel

短语词组

短语

• Hollow Square Steel 空心方钢
• hollow drill steel bar 中空钻杆钢筋
• Square hollow section steel 方管钢
• hollow selvedge steel roller 空心钢辊
• hollow drilling steel 中空钢
• hollow drill steel 中空钢
• Hollow shaped steel door 空腹钢门
• hollow section steel fencing 测孔千分尺
• hollow selvedge steel rim 空心轮辋
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