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The applied result shows that the new PP regression model based on particle swarm optimization and Hermite polynomial fitting is simple in use, fast in computation and effective in optimization. This algorithm may serve as a useful tool in synthetic earthquake prediction study.

通过计算和分析表明，基于粒子群优化算法与厄米多项式构建的投影寻踪回归模型具有简单、快速、有效的特点，在实际地震综合预测建模中取得了满意的效果，可作为地震预测的一种综合分析方法。

In addition, the past 20 years, no change in the standard steam trap is still in use in the 20th century set the standard 80, test method does not improve, or replace with low parameters of high parameters, which parameters of the steam traps for high-test is unscientific.

除此之外，近20年来，蒸汽疏水阀的标准没有变化，仍然沿用20世纪80年代制定的标准，试验方法没有提高，还是用低参数替代高参数，这对于高参数蒸汽疏水阀的试验是不科学的。

The term country music began to be used in the 1940s when the earlier term hillbilly music was deemed to be degrading, and the term was widely embraced in the 1970s, while country and western has declined in use since that time, except in the United Kingdom and Ireland, where it is still commonly used.

国家一词音乐开始使用时，在20世纪40年代中期hillbilly早先音乐被视为有辱人格，而且长期被广泛接受在上世纪70年代，而与西方国家已经减少使用自那时以来，除了在英国和爱尔兰，在那里仍然是常用的。

As military manpower capital, besides the characteristics of general manpower capital, the talented person in NCO also has some unique characteristics, which are displayed in three aspects: dualism in the army and the civil, enforcement in use, invisibleness and immeasurableness in value realization.

作为军事人才资源，士官人才除具有一般人力资源的基本特性外，还具有特有的属性，突出表现在作用的军地两用性、使用的强制性和价值实现的不可视性及难以度量性三个方面。

For instance, when in a new situation, an intelligent person thinks about the situation, not about himself or what might happen to him. 2、The parents in the experimental group were also instructed in how to help children find answers, how to suggest alternative possibilities and how to praise correct answers. 3、The agriculture revolution in the nineteenth century involved two things: the invention of laborsaving machinery and the development of scientific agriculture. 4、 By 1860, most of the machinery in use today had been designed in an early form.

当处于新环境的时候，一个聪明人会立即想到所处的环境，而不是他自己，或者他即将会遭遇什么试验组的家长们会被引导着怎样帮助孩子们找到答案，怎样提示可能的选择，以及怎样当得到了正确答案时表扬他们 19世纪的农业革命涉及到两方面：劳力节省的机械化革命和科学农耕发展大多数我们今天用着的机器在1860年以前就有了雏形在中国和英语文学里，一个诸如这样的短语：他变得苍白，开始发抖。

And Smakula was also involved in the development of crystals grown from solutions in a laboratory environment. By the end of the 1930's he had developed the first KRS five mixed crystal (thallium iodide-thallium bromide) which remains in use in infrared technology applications.

斯马库拉也参与了实验室环境下的人工水晶合成的技术研发，到二十世纪三十年代末，他就研发了第一种五种混合物的KRS混合水晶（含铊、碘化铊、嗅化物等），此种水晶现在还在红外技术中应用。

To investigate the genetic differences between the Liquidambar formosana populations at different altitudes and in the same light conditions in Wuzhi Mountain of Hainan, the samples of Liquidambar formosana at 7 altitude levels and the 6 samples (among which, there were 3 samples from shade conditions and 3 from sunlight conditions) from the same altitude (700 m) were made a study in molecular biology by RAPD method, with 50 random primes in use.

为了解五指山不同海拔下枫香居群之间的遗传差异，用50个随机引物，应用随机扩增多态性DNA方法，分别对7个海拔梯度、相同光照条件下的枫香样品和710 m海拔高度的6个枫香样品（3个阴性条件样品和3个阳性条件样品）进行了分子生态学研究。

With the fast development of the world trade and the technology of navigation, a vessel is becoming larger in size, higher in speed, more specialized in use and automatic in manoeuver; the seamen are much more multinational, and some sea areas are undergoing a heavier transportation pressure. All of these make the navigation environment worse and svessels manipulating ability lower, especially in those narrow channels.

但是，随着现代世界贸易和航海技术的飞速发展，船舶向大型化、高速化、专用化、自动化发展，船上配员向多国籍化发展，局部地区交通运输日益繁忙，尤其是在狭水道操纵安全，使得船舶航行环境变的恶劣和船舶运动性能也有所降低。

But as the popularity of car and telephone, courier industry has been unprecedented impact, the company began to focus on the retail store business package delivery. In 1913, they have a delivery of the first cars, the company in 1919, the first time Jim expanded to areas outside of Seattle to Oakland, California, and in the same year in use ever since it adopted the name "United Parcel Service".

但是随着汽车和电话的普及，信使行业受到了前所未有的冲击，公司开始将业务侧重于零售商店的包裹递送。1913年，他们拥有了第一辆递送汽车，1919年吉姆的公司首次扩展到西雅图以外的地区，达到加利福尼亚州的奥克兰，并且在同一年采用了它沿用至今的名称"联合包裹运送服务公司"。

Abstract］ objective to evaluate the use of a pressure phosphene tonometer in measuring intraocular pressure after laser in situ keratomileusis. methods fifty eyes of 25 consecutive patients who underwent lasik surgery were enrolled in this study. among them, 12 were male and 13 were female.

目的 评价压眼闪光眼压计(pressure phosphene onometer，ppt)在准分子激光原位角膜磨镶术（laser in situ keratomileusis，lasik手术前后测量结果的准确性，并与非接触式眼压计（noncontact tonometer，nct）相比较，探讨其临床应用价值。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。