题干
The s____ between the two reports suggests that one person wrote both.
答案(点此获取答案解析）
similarity
The s____ between the two reports suggests that one person wrote both.
在体积不变的密闭容器中反应，达到平衡状态的标志是：
的同时生成2nmol
的物质的量浓度变化表示的反应速率比为2：2：1的状态