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?????15981818185
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1337767678
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??????????????????壨???1mm????????????г????????1.5mm??6mm??????????6%~45%???????????ò?????????????????????1Gr18Ni9Ti,????500~700???3?????????????????????????????????????????????????????????????????磬?????????????????????????????? ?????????????????????????м??????????????????????????600kg/m2???????????????????????????0.25~2.5m/s??????1.25~1.5m/s??????????????????????????????250~500Pa?????????μ??й????????????1.0~4.5m,????????3~60m???????ο???1.2,1.6??2.0m????в??????????2.0,2.5??3.2m????в????
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