查询词典 difficult

And it brings a lot of data of draining pipe network and appurtenant works. It is very difficult to manage urban underground network (including the draining pipe network) by handwork method.

但是，在我国绝大多数城市中仍采用人工管理的方法来管理城市排水管网，其弊端显而易见。

Diagnosis of DRS in a typical case is not difficult, however, children with bilateral abduction deficits which may mimic DRS must be differentiated from the following four motility disorders, namely, abducens nerve palsy, Moebius′ syndrome, congenital oculomotor apraxia, and congenital or infantile esotropia.

典型的DRS诊断并不困难，但是儿童患有双眼外转受限类似DRS者，应与下列4种眼球运动异常鉴别，即外展神经麻痹、Moebius综合征、先天性眼球运动不能和先天性或婴儿型内斜视。

The great difficulties that the architects of the primitive church and of the successive churches had to resolve in order to put the large cross exactly in that spot, fabricated from lead and on the eastern side of the mountain, and the fact that the floor followed the difficult contour of the land, showed clearly their intention to place the apse on the venerated spot.

对初期教堂和后来教堂的建筑师来说，最大要解决的困难是不偏不移的把大十字架放在山的东边当时显圣容的地点，实际上因为地形的关系很困难，所以可以明白当时他们的目的是把apse放在敬拜的地点。

It will be difficult to communicate with an Aquarius, and there will be conflicts on who should lead the relationship.

这将是很难沟通的水瓶座，将会有冲突，谁应该领导的关系。

In this circumstance, the court acts as final arbiter on a difficult issue.

在这种情况下，最高法院就这些难以处理的问题作最后的裁决。

In this circumstance , the court acts as final arbiter on a difficult issue.

在这种情况下，最高法院就不同问题充当最后的裁决者。

It is difficult to locate a tree typical of a pure species in the arboretum and park collections of the United States and Europe.

当你在美国和欧洲的树木园或公园采集时，很难找到一株典型的纯种树。

The measuring method of the dynamic characteristic of arc welding power source is always a difficult problem in welding.

弧焊电源动特性的测定方法在焊接研究中一直是一个很难解决的课题。

If we look at the archaeological facts, it is extremely difficult to say that a Labyrinth ever existed...

如果我们的考古事实看，这是很难说，一个迷宫曾经存在过。。。

With hindlimb feathers, as well as flight muscles less developed than those of present day birds, Archaeopteryx may have found it difficult, if not impossible, to take off directly from the ground.

与后肢的羽毛，以及飞行肌欠发达，比那些现今的鸟类，始祖鸟可能发现很难，如果不是不可能的起飞，直接从地面。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。