Mold center pins 模具中心定位针
center cylinder of gear pins 针齿中心圆柱面
center circle of gear pins 针齿中心圆
center diameter of gear pins 针齿中心圆直径
As they moved through the busy command center, Captain Schneider took in the setup while Tony deciphered the ribbons and service pins that adorned her uniform.
两人穿过忙碌的指挥中心，施奈德上尉的身板挺得笔直，托尼则观察着她制服上的绶带和徽章。
These Water Pins are currently available at the official Olympic Commemorative Pin Center at Gongmei Building, Wangfujing, Beijing.
这套水资源保护纪念章已在北京王府井工美大厦的官方指定奥林匹克纪念章中心对公众发售。
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