In the globe of metal casting, the option of ideal materials and innovations is essential to creating top quality castings. In foundries, various materials are employed, such as aluminum casting, which has actually gained substantial appeal due to its light-weight homes, corrosion resistance, and ex
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?? 1988 ?????????????????WPS Office ?????????????????????????????????? 2,000 ????????????? 6 ??????????????????????????????????????????? WPS Office?????????“???????”???????????????
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?? 1988 ?????????????????WPS Office ?????????????????????????????????? 2,000 ????????????? 6 ??????????????????????????????????????????? WPS Office?????????“???????”???????????????
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