The maximal sterility reduction stage occurred mostly between 21 -24 days after exposure to low temperature.
育性受影响最大的时期一般为低温后的第21 ~ 24天。
Thereafter, the method comprises completely reducing the metal oxides and melting the metal in a smelt reduction stage.
其后，该工艺还包括在熔炼还原阶段使金属氧化物全部还原以及使金属熔融。
Thereafter, the method comprises completely reducing the metal oxides and melting the metal in a smelt reduction stage.
其后，该工艺还包括在熔炼还原阶段使金属氧化物全部还原以及使金属熔融。
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