stern tube gland 艉管压盖 ; 尾轴管压盖 ; 船尾管压盖

pressure-tube gland 测压表管压盖

manometer tube gland 压力管塞

pressure tube gland 测压表管压盖

gland tube 压盖衬管

stern tube packing gland 艉轴套压盖

GLAND TUBE & COPPER TUBE 密封管及铜管

tube packing gland 尾轴管填料函压盖

auditory tube lymph gland 咽鼓管淋巴腺