该机种的技术和重量问题一直是困扰项目的主要原因。

It has been the main cause of the technical and weight problems that have bedevilled the programme.

youdao

你可以你能把整个图书馆数以百计的书存到CD里，便携式电脑了，笔记本里或者其他电子书阅读器里，不用担心重量问题。

You can carry a whole library of hundreds of books with you, on CD, in a laptop, notebook or any ebook reader, without worrying about their weight.

youdao

为了使刚出生的雏鸭们认亲，初期的48小时十分关键，母鸭必须在场。在制作盔甲的过程中，重量问题十分关键。

For imprinting to occur in ducklings, it is critical a parent be present during the first 48 hours. The weight issue in armor construction was crucial.

youdao

And so you could construct all subsets, check that the weight is less than the weight of the knapsack, and then choose the subset with the maximum value.

因此你可以构建所有子问题，判断它的重量,是否小于背包的重量，然后选择值最大的子问题。

麻省理工公开课 - 计算机科学及编程导论课程节选

And people are making errors of this magnitude you can see the problem.

如果人们在重量估测上犯了错,问题便出现了

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

So how would we go about solving this problem if I told you not only was there a maximum weight, but there was a maximum volume. Well, we want to go back and attack it exactly the way we attacked it the first time, which was write some mathematical formulas.

有些时候两个都重要,所以如果我告诉你这里不仅有,最大重量还有最大容量，我们应该怎么解决这个问题呢？,好了，我们想回过来然后,和第一次一样看看这个问题。

麻省理工公开课 - 计算机科学及编程导论课程节选