日韩国产亚洲一区二区三区,婷婷四虎东京热无码群交双飞视频,日韩精品一区二区三区水蜜桃,国产又黄又爽免费观看,最近免费观看高清韩国日本电影,中文字幕亚洲一区二区三区四,成熟丰满熟妇AV无码区,精品国产乱码久久久久APP下载,99热国产综合精品免费

Products

Granulating Machine Screw Barr

Granulating Machine Screw

Material:38CrMoAIA Diameter:Φ15-Φ360 Straightness:0.015mm Surface Roughness:Ra0.4μm

Granulating Machine Barrel

Material:38CrMoAIA Diameter:Φ15-Φ360 Straightness:0.015mm Surface Roughness:Ra0.4μm

Granulating Machine Screw Barrel

Material:38CrMoAIA Diameter:Φ15-Φ360 Straightness:0.015mm Surface Roughness:Ra0.4μm

Copyright 2008,Zhoushan Jianghai Screws Manufacture Co., Ltd. All Rights Reserved.

Imprint | Copyright | Privacy | Terms of Use | Site Map