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【多选题】
关于米糠的营养特性及饲用,下列说法正确的是A.
米糠中含有胰蛋白酶抑制因子、生长抑制因子,植酸等抗营养因子, 喂
B.
全脂米糠是鱼类尤其是草食性鱼类饲粮的重要原料,可提供鱼类所需的必需脂肪酸和维生素
C.
米糠中脂肪含量较高,易氧化酸败,为便于贮存,会对其进行脱脂处理加工成米糠饼或米糠粕
D.
全脂米糠不能久存,要新鲜饲喂,并且限制用量,但加工成米糠饼(粕)之后可以保存很长时间,不必着急使用
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【单选题】针对乳牙的发育,下列哪项表述是错误的
A.
乳牙萌出时间在4~10个月
B.
1岁半之后才萌芽属于萌芽延迟
C.
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乳牙萌齐通常有20颗
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in
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A.
isn't going
B.
doesn't go
C.
not go
D.
don't go
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A.
Is; isn't
B.
Do; don't
C.
Does; does
D.
Does; doesn't
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