困难

Extraction of the botfly maggot is difficult and care must be taken when removal is being attempted.

取出马蝇蛆是很困难的，如果要尝试取出的话也要非常的小心。

This paper,after reviewing endowment insurance,cooperation medical treatment,bottommost life security and immigrant worker's security,concludes the following problems in rural social security system of Heilongjiang: wide coverage of security with lower insurance payment;many problems existing in implementing new-type rural cooperation medical system and bottommost life security system;ever-increasing government's focus on immigrant worker's security.

黑龙江省是一个农业大省，在确保全国粮食供应方面做出了很大贡献。近年来，随着经济发展和社会进步，黑龙江省的农村社会保障制度建设也有了一定发展。但是，不可否认的事实是，黑龙江省农民的一些生产和生活仍然缺乏必要的保障，如农村养老保险问题、看病问医困难的问题等等。

rural social security ; rural endowment insurance ; new-type cooperation medical system ; bottommost life security ; immigrant farmer's security

一、现状与问题社会保障制度是指国家为了保障社会稳定和经济发展而依法建立的，在公民由于年老、疾病、伤残、失业、等原因致使生活发生困难时

Such as: fatigue, excessive eating or speaking, a clear heart, palpitation, shortness of breath, cough, sleep in the middle of the night due to breathing difficulties and hold up; induced severe pulmonary emphysema, cyanotic lips; arrhythmia, there are boun apical MA Law, that these symptoms of hypertensive heart disease have reached the end of irreversible late risk of death at any time.

劳累、进食或过多说话后，有明显心悸、心慌、气短、咳嗽症状，半夜睡眠中因呼吸困难而憋醒；严重时会诱发肺气肿、口唇紫绀；心律失常，心尖部有奔马律，出现这些症状说明高血压性心脏病已到达不可逆之终晚期，随时有死亡危险。

The particle swarm optimization is improved to overcome the difficulty in finding the shooting point of two-point boundary value problem.

针对打靶法中打靶点寻找困难的问题，提出了一种改进的粒子群算法。

This research method is independent of Green"s function and variational structure. So it can tackle with the BVP for non self-adjoint and self-adjoint difference equations and overcome the difficulties brought about by the establishment of Green"s function, a study of the sign and the estimate of below and above bounded for Greens function.

本章的研究方法既不依赖于Green函数又不依赖于变分结构，因而能解决非自共轭的差分方程边值问题，且克服了Green函数的建立、其符号的判断及其上下界的估计给研究带来的困难，该方法同样适用于研究自共轭的差分方程边值问题。

The inverse radius vector transform is applied in this paper to change the boundless space into a bounded domain,so that the finite element method can be used in computing electromagnetic fields with open boundaries.

目前，在电磁场数值分析中，有限元法得到了广泛的应用，但一般都认为有限元法适用于有界空间中的电磁场问题，这是因为对于无界空间中的电磁场问题，方法的直接应用存在着一定的困难。

The development of them is restricted by the unsuitable climate and soil, which shows in the difficulties in bourgeon and low germination rate of seeds.

而且由于气候和土壤的不适，种子萌发困难，发芽率低，严重威胁了这一树种的生存和发展。

Mr Boutros-Ghali said the same difficulties applied to governance reforms, such as whether the US would give up its veto, or whether board decisions would require a double majority of countries as well as shareholders.

布特罗斯-加利表示，治理改革也面临同样的困难，例如美国是否会放弃其否决权、理事会决议是否需要多数国家和股东同意才能生效。

Due to the complexity of its etiology, bovine mastitis has been hard to be prevented and cured.

由于奶牛乳房炎病原的复杂性，给此病的预防和治疗带来了很大的困难。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了