难以

However,the number of the LmPRM is very poor in the actual applications.The reasons of baffling their wide application have many aspects, hereinto includes:since the variety of mechanism type,difficult to select an optimal mechanism solution for a operation task;the performance indices depend on their topological limb types,the actuated layouts,and design parameters, such that their design is a difficult task.

然而实际在用的并联机器人机构的数目却非常少，阻碍其广泛应用的原因有很多，其中包括：机构类型的多样性，难以选择适合于操作任务的最佳机构方案；机构的性能指标依赖于其拓扑类型、驱动布局和设计参数，难以设计。

But the retail enterprise is a hugeness but disperse system in the business field. They compete and change to each other. How to get the competitive predominance is the question to each operator.

客户关系管理在零售企业的应用一直是个难题，因为零售企业面临的是比较分散而不确定的客户，难以采集丰富的客户信息及相关数据，使得客户关系管理的重点体现形式"一对一营销"难以有效开展。

Accordingly, the categorical model has achieved much progress in its accuracy, justice and efficiency. However, due to its immaturity, there are still several existing problems in the process, such as the rough criterion, deficient assistances for the special poor, lack of efficient association with reemployment system, difficulty to cover the groups near the poverty line and inaptness with the realistic need in the financing and administration, etc. All of these have affected the function fulfillment of the new model.

由于这一模型出台的时间还不长，实施过程中还存在着一些不足与问题，诸如分类标准的制定比较粗疏、对特殊困难低保对象救助的力度不足、与再就业机制缺乏有效衔接、贫困边缘人群难以被现行制度覆盖、资金筹集及管理工作难以适应实际需要等等，影响、制约了新模型功能的充分发挥。

Something quite unexpected weels up in your mind, a kind of indefinable resonance that find impossible to resist.

你的脑海里会浮现出一些相当出乎意料的东西，那是一种难以言传的共振，教人难以抗拒。

He who can be perceived by the internal organ alone, who is subtle, indiscernible, and eternal, who contains all created beings and is inconceivable, shone forth of his own will.

他独一无二地被内在器官感知，是微妙、难以识别和永恒的，包含在所有创造物里面，难以想象，向外闪耀着他自己的意志。

The study on laser bending-forming is still in starting phase, so the parameters of laser bending-forming (include laser parameter 、 sheet parameter、 property of material etc.) still can't be controlled accurately. It is also a technique difficulty of laser bending-forming and the important impedimental factors to development of the technique that the inscrutability of forming results and the difficulty to select process parameters.

激光弯曲成形的研究还处于起步阶段，关于激光弯曲成形的参数(包括激光参数、板材参数、材料性能等)还没有达到精确控制的程度，同时成形结果难以预测和加工参数难以选定也是激光弯曲成形技术的一个难点，也是阻碍这一技术向前发展的重要因素。

Noise in the background can make it hard for your interlocutor to hear what you are saying.

背景噪声使对方难以听清你到底在说什么时，提高话音也就难以避免了。

It may intuitionist exhibit the difficulty to explain clear tache in the course and the structure difficult to direct-viewing, Improved the quality of teaching in a great extent.

它可以将课程中难以讲解清楚的环节和难以直观了解的内部结构及实际加工现场立体地、直观的展现出来，在很大程度上提高了教学质量。

Adverse food reactions are more difficult to treat as it can be difficult to isolate the precise ingredient responsible for causing itchiness in your dog.

不良食物的反应是更加难以治疗，因为它可能难以孤立的确切成分，负责造成itchiness在你的宠物狗。

Although have in criminal law " misuse of authority of national office working personnel, jobbery, to person of accusant, appeal, criticism person, inform against a person to execute revengeful circumvent, be in 2 years of the following set term of imprisonments or arrest battle; The clue is serious, be in 2 years of above 7 years the following set term of imprisonment " regulation, but " jobbery " concept of and so on too blur too and general, hard accurate judgement, and the protective limits that is confined to him person that inform against also passes apparently narrow, provide all-around protection to inform against person and its family hard.

尽管刑法中有"国家机关工作人员滥用职权、假公济私，对控告人、申诉人、批评人、举报人实行报复陷害的，处二年以下有期徒刑或者拘役；情节严重的，处二年以上七年以下有期徒刑"的规定，但"假公济私"之类概念太过模糊和笼统，难以准确判断，而仅限于举报者本人的保护范围也明显过窄，难以为举报人及其家人提供全方位的保护。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。