????????????????????????????????????????????????????????????????????????????????????????????????????????;??????????????????????????????????????????????????????????????????????????????????????????????????????????????????? ???????????????????????????????????

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1
??????
??????????????????FDY???????????22dtex(20???????33dtex(30???????????????78dtex(70????FDY???78dtex(70????FDY????????????????????????78dtex/12f(70?/12f)?78dtex/16f(70?/16f)?????????????????????1/4~1/2??????????????????????111dtex(100??????22dtex(20???33dtex(30????FDY???111~167dtex(100?~150?????33dtex(30?????78dtex(70??FDY,167dtex(100?~150?????????78dtex(70????FDY?
2
??????
??????????DTY??????????????????DTY,?????????????????????????????????????????222dtex(200??FDY800?/m????????222dtex(200????DTY????????56dtex FDY+56dtex  POY(50?FDY+50?POY)1299?/m??????????167dtex(150??DTY?????
3
???????
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