50.廠商調整 alginate 印模材的 flexibility 為 soft-set 或 hard-set 是以改變何種成份的含量而 定?
(A)organic glycols
(B)diatomaceous earth or silicate powder
(C)sodium phosphates
(D)calcium sulfate dihydrate
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統計: A(25), B(310), C(82), D(35), E(0) #1514326
統計: A(25), B(310), C(82), D(35), E(0) #1514326
詳解 (共 2 筆)
#7409103
要看清楚題目!! Soft-set/hard-set VS Fast-set/Regular set
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Soft-set/hard-set>> 矽酸鹽粉(diatomaceous earth or silicate powder)
Fast-set/regular set>> 磷酸鈉(sodium phosphate)
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Fast-set/regular set>> 磷酸鈉(sodium phosphate)
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