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PURPOSE: Clostridium difficile diarrhea is common in elderly patients and leads to prolonged hospitalization.

目的：难辨梭状芽胞杆菌感染型腹泻在老年患者中常见并可使患者的住院时间延长。

Some problems can be solved, such as the deposition of boiler, the loss of cauterization,and the fast augment of the pressure-reduction of the direct current crucible and heater.Therefore, the boiler need not be washed frequently. the run-periodicity of purifyinstrument of coagulator was prolonged, and the service pipe was improved greatly.

采用OT处理后，锅内沉积物量减少、腐蚀损坏降低、直流炉炉管和加热器压降快速升高问题得到了解决、锅炉清洗频率降低、凝结水净化装置运行周期延长、给水管道FAC大有改善等。

H. pylori is usually spiral-shaped, it can turn from rod form to coccoid shape after prolonged in vitro culture or antibiotic treatment.

幽门杆菌的菌体形态以螺旋杆状为主，但体外培养时间过长或是在抗生素处置的情况下，会造成菌体的形态由杆状变成球状。

Who but a cockeyed optimist could possibly imagine that relationships between the currencies of widely diverse national economies could remain rigidly fixed over prolonged periods, if not indefinitely?

除了昏头昏脑的乐观主义者，还有谁能想象，差别很大的不同国家经济体，它们的货币之间的关系能够长期固定不变呢？

When the larvae were fed with Apricot and apple-pear the death rate of the larvae increased,the larval and pupa stages prolonged, the pupa weight decreased, female adult life shortened and the average fecundity.The age-specific life table of codling moth indicated that the trend index of codling moth population fed on Jonathan apple, Red Delicious apple, Zhangye number two apple, Chinese pear-leaved crab-apple and Crisp pear were more than one. Experiment population quantity was at the growth condition. The trend index of codling moth population fed on Apple-pear and Apricot were less than one.

通过不同寄主植物饲养条件下苹果蠹蛾特定年龄生命表的分析可知，取食沙果、早酥梨、红玉苹果、红元帅苹果和张掖2号苹果的苹果蠹蛾实验种群的种群趋势指数均大于1，实验种群数量处于增长状态，而当苹果蠹蛾取食苹果梨和杏时，其种群趋势指数小于1，下代种群(来源：Ab9b9BC论文网www.abclunwen.com)数量不断减少。

A prolonged cold snap in Europe is fueling a resurgence in the national pastime.

欧洲漫长的寒冷天气刺激了国民的娱乐消遣。

The main resultsare as follow: It is easier to regulate environment factors in optimizing sunlight greenhouses than incommon ones, and suitable chemical type and concentration treatment for CommonCallalily are found. 100 mg/L GA_3、150 mg/L Al_2(SO_4)_3、200 mg/L8-HQC were the besttreatments, which prolonged respectively 8.6 days, 8.3 days and 8.0 days. The vase lifewere 21.12%, 18.57% and 12.68% higher than collator.

结果如下：基于前人研究结果，选择若干对延长切花保鲜寿命有显著作用的化学药剂，设计不同浓度梯度作为马蹄莲切花的预处理液，筛选最佳药剂种类及其浓度。100 mg／LGA_3、150 mg／L Al_2(SO_4)_3、200 mg／L8-HQC处理均能显著延长马蹄莲切花瓶插寿命，分别达到8.6d、8.3d和8.0d，比对照延长了21.12％、18.57％和12.68％。

In the improved process, the stand time of the colored complex is prolonged, measurement can be done between 20 min to 2h after colorization.

改进方法中形成的硅钼蓝络合物稳定时间长，可在显色后 2 0min到 2h之内进行测定，3个样品平行测定的相对偏差仅为 3 %，加标回收率为 95 %～ 10 3 %，最大相对误差为 5 0 %。

We recognize that the reasons behind the oil price volatility are complex and manifold, including growing demand for oil, concerns over the adequacy of investment in oil production capacity in the long-term, current low levels of spare production capacity, refining capacity bottlenecks, prolonged political instability in some oil producing regions and market speculation.

我们认识到，造成油价波动的原因复杂多样，包括石油需求增加、人们对长期石油投资是否充足的担忧、当前剩余产能较低、炼油能力瓶颈、某些产油地区持续政治动荡、市场投机等。

When flesh is exposed to prolonged or severe cold, it causes blood vessels to constrict

肉体一旦长时间暴露在严寒中，或接触的温度太低，就会造成血管收缩

For every one of my New Year resolutions, I have been a backslider for years.

说到我的新年决心，我每年都做

With empathy and focus on a feeling level, we can all relate to the common ground of mutuality of emotions.

有了同情心和感觉上一级的重点，我们都可以涉及到相互的情感共同点。