英语翻译1.Leo used 3minutes to cook a packet of instant noodles,

英语翻译
1.Leo used 3minutes to cook a packet of instant noodles,and the measured time is correct to the nearest minute.The actual time for cooking must not exceed
A.2minutes B3.5minutes
2.If 0.8448

cccccvvv 1年前已收到3个回答举报

郝克_KKR68 幼苗

共回答了13个问题采纳率：84.6% 举报

1看用什么表了,比如停表.那就是3.5,因为大于3.5了就是记作4了.
比如开始看下表,结束看下表,就是不超过4了.
2A,保留到3位有效数字,必然是0.845.四个有效数字,可能是0.8448,0.8449,0.8450,0.8451,0.8452这几种可能不能确定,因此不是一定正确.

1年前追问

cccccvvv 举报

那2minutes呢，难不成计成3min？

举报郝克_KKR68

题问不超过，如果说不超过2分，显然是错的啊。

PurpleScor 幼苗

共回答了8个问题举报

1.A.因为测量时间最近修正，小于3.5时为3，大于3.5时为4.
2.A。取3位有效数字时为0.845，取4位有效数字时未知。

1年前

囚人幼苗

共回答了1个问题举报

leo 用了3分钟做一碗方便面

1年前

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