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【单选题】
流水施工参数不包括()。
A.
空间参数
B.
人员参数
C.
工艺参数
D.
时间参数
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A.
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B.
Show their employee identifications
C.
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D.
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A.
To use them at the conference
B.
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【多选题】目前电子签名的主要实现方式?()
A.
手写签名或图章识别
B.
生物识别技术
C.
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D.
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E.
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