hollow mount casting 空心底台的浇铸
hollow arbor casting 空心铸件
hollow arbor casting method 空心浇铸法
site-casting concrete hollow floor 现浇混凝土空心楼盖
The press rolls on paper machine belong to hollow casting roll.
造纸机压榨辊属空心铸造辊。
If a hollow casting is to be made the pattern will include extension pieces so that Spaces to accept the sand core are molded into the sand. These additional Spaces in the mold are termed core prints.
如果铸造空心铸件时模型上包含伸长杆便于在砂中放置砂芯的空间称为型芯座。
The no machining directional solidification hollow turbine blades, hollow guide vans and complex structure parts used in aero engine and gas turbine made by vacuum precision investment casting.
航空发动机、燃机等精铸真空无余量空心涡轮、导向叶片及复杂结构件。多种热处理炉上用料盘，夹具等耐热合金钢精铸件。
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