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siderography
['saɪdə'rɔgrəfɪ]
n
gen.
雕钢术
;
钢凹板雕刻
复制
术
;
菱铁矿〔钢铁侵蚀〕表面研究
polygr.
钢凹版雕刻
复制
术
tech.
钢版雕刻术
;
钢凹板
;
磷铁矿表面硏究
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