??????????????????(Maintenance and Control)
????????????????????????????????????????????Ч????????????100???????????????????????????????????????????????????С??????????????????(polarization)????????????????????(throwing power)???????????????????????????1??10????????????11vol???????Ч????????????????????????????У????????????ü?????????????????????(striated deposits)??
??????????????????2???????????????????Ч???????Χ(platingrange)???????????????????????????????????????50??????????Χ??????????(electroforming)??????·????????
???裺???????????е?????????(solution jet)????????????????裬????????????????????(allowable current density)????
????:?л??????????????????????????й????(brighteners)???????????????????δ??????????????????(stopoffs)??????????(resists)???????????????????????????????л??????????????????????????л??????????????????????????(potassium permanganate)??????????????л???????????????(cellulose filter)???????á?
??????????????????£?
??(antimony)??10-80g/l??????????????(gelatin)??????(tannin)?????????????(codeposition)??
??(arsenic)20-100ppm?????
??(bismuth)?????
??(cadmium)??500ppm??????????????(immersion deposit)??????????????????????????
????1000ppm???????
????1000ppm?????????????????
??500-1500ppm??????
п??500ppm??????
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2.??????
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3.??????
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4.????
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5.????????
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6.????????????
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