这本身并不是个难解决的问题。
这对我来说是一个太难解决的问题。
它成了我们时代最难解决的问题。
丢失或者不稳定的包信息可能是最难解决的问题。
Missing or inconsistent package information is probably the most difficult problem to solve.
这是一个很难解决的问题。
物理问题是最难解决的问题。
Physical problems are the most serious that confront any property owner.
这是一个很难解决的问题。
这是个极难解决的问题。
这是一个难解决的问题。
这些都是很难解决的问题，也没有简单的答案。
在英语教学中，英文写作是一个比较难解决的问题。
但鱼不可能被下令做任何事情，这是一个难解决的问题。
But fish can't be ordered to do anything. It was quite a problem.
不过，在时间管理专家看来，这也并不是特别难解决的问题。
However, in the opinion of the time management expert, this also is not particularly difficult problem.
工程图纸的矢量化过程中，噪声的正确消除一直是比较难解决的问题。
In the process of getting vector drawing, how to remove the noises is always difficulty.
如果没有SKIPLOCKEDDATA这样的数据库概念，这个问题是很难解决的。
Without a database concept such as SKIP LOCKED DATA, this problem is difficult to solve.
针对系统的性能问题常常是非常难解决的。
A performance problem with a system is often very hard to solve.
所幸的是，这个问题不难解决(见清单6)。
Fortunately, it's not a difficult problem (see Listing 6) to fix.
这些是很难解决和进退两难的问题。
有些时候，我们往往为了解决一个问题，却因此制造了一个更难解决的难题。
Sometimes in order to solve a problem we create a bigger problem while solving it.
电网规划是一个较难解决的NP难问题。
Power network planning is a NP hard problem difficult to be solved.
这些算法主要是解决优化问题中的难解问题。
They are mainly applied to solve difficult optimization problems.
这些算法主要是解决优化问题中的难解问题。
They are mainly applied to solve difficult optimization problems.
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