尺竿头,成语

你能帮帮他们吗

• 今有60度时硝酸钾的饱和溶液250克.(已知60度时硝酸钾的溶解度为110度)那麼在60度时,加热蒸发掉20克水,再将溶

  1年前

• 一段铁路，甲队独铺要10天完成，乙队独铺要15天完成．现在两队合铺，完成时，甲队铺了这段公路的几分之几？

  1年前

• 海水淡化可采用膜分离技术．如图所示，对淡化膜右侧加压，水分子可以透过淡化膜进入左侧淡水池，而海水中的各种离子不能通过淡化

  1年前

• Director ,strategy & Integration 谁能帮忙翻译一下这个职位名称

  1年前

• 前两个进义词,后两个反义词的词语

  1年前

精彩回答

• Children these days ________ their parents too much. They should learn to look after themselves.

  12个月前

• Looking after a baby is as _________ (挑战) as working on a new job, do you think so?

  1年前

• Because they usually receive the same score in the exams, there’s often disagreement as to ______ is the better student, John or Mary.

  1年前

• 用简便方法计算.101✘28

  1年前

• Top student Lin Yijian had a problem recently.

  1年前