it has became a very much concerned problem for every hospital to know how to prolong the service life-span of x-ray tube in ct machine, as its price is very high and its life-span is limited.

testing and analyses of acoustic transducers in aluminum tube and pvc tube have proved that the newly developed radial polarized transmitting transducer can replace the former expensive tangential polarized one.

通过几种换能器在铝槽和PVC槽中进行的测试与分析，证明了新研制的、用于发射的径向极化换能器可以替代价格昂贵的大直径切向极化换能器。

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seller, a computer retailer, receives an order for a computer from buyer, a resident of state b.the order is for a powerful, expensive computer of the sort commonly bought for use in business firms.

出卖人是一个电脑零售商，接到一个住居在B国的买受人购买一部电脑的定单，该定单所购买的是一台通常用于商业公司的功能强大并且价格昂贵的电脑。

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the system puts forward similar pacs which avoids using the expensive ultrasonic working stations that some hospitals can not afford.

该系统主要针对目前超声工作站价格昂贵，一些基层医院不能购买的情况，提出类PACS的系统。

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owing to the expensive price of gemini surfactant, it is generally used together with traditional surfactant.

由于Gemini表面活性剂价格昂贵，一般是与传统的表面活性剂复配使用的。

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have you seen the new car our neighbor bought?

你有没有看到邻居买的新车？这是一辆Mercedes牌的车，肯定价格昂贵。

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though costly, polyvinylidene fluoride ( pvdf) has excellent thermal and chemical stability.

聚偏氟乙烯（PVDF）虽然价格昂贵，但热稳定性和化学稳定性很好。

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david mckenzie, cnn correspondent: for more than just the cost.

CNN特派员大卫·圭肯锡：不只是因为价格昂贵。

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the heteroepitaxy of the sic film is important since high quality sic wafer is expensive and hardly to be achieved.

由于制备SiC体单晶非常困难而且价格昂贵，因此SiC薄膜的异质外延生长是重要的。

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finally, in allusion to the complexity, slow-speed and high-cost of set protocol, the author proposes an architecture model of security control, and thoroughly analyzes its working principles and realization.

最后，针对SET协议使用复杂、速度慢、价格昂贵等不足，提出了安全控制分级模型，并对安全控制分级模型的工作原理和实现进行了分析研究。

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high-voltage amplifiers are expensive and need considerable space on the pcb ( printed-circuit board), however.

高压放大器价格昂贵，且需要PCB板上相当大的空间。

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using low illumination and high resolution ccd instead of expensive image intensifier can decrease the system's cost greatly.

采用低照度高分辨率CCD代替价格昂贵的像增强器大大降低了系统成本。

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we often fail to realize the disparities in personal characteristics.

我们常常没能意识到个性特点的差异。

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cameron, of course, directed titanic, the most profitable movie ever made.

当然，这回来者是卡梅隆，他曾执导《泰坦尼克号》&史上吸金能力最强的电影。

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qingzhao li is a female writer who have the powerful creative ability and the biggest artistic achievement in the chinese literary history.

李清照是中国文学史上创造力最强、艺术成就最高的女性作家。

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this country has more wealth than any nation, but that's not what makes us rich. we have the most powerful military in history, but that's not what makes us strong.

这是我们的建国理念，我们国家的财富多于其他任何国家，但我们的富有并不源于此，我们有史上最强的军事力量，但这并不是我们力量的源头。

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with james still established as the league's best player at age 33 and adding playoff game winners to his resume seemingly by the week, the question is worth asking: jordan or lebron?

随着詹姆斯在33岁的时候仍然作为联盟最好的球员进行输出，并且似乎每周都会在他的履历中增加季后赛的胜利，这个问题是值得一问的：乔丹还是勒布朗，谁是史上最强之神？

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jennings, "the winningest game-show champion in history," said once he became a contestant on a game show, it filled his entire life with passion.

“史上最强竞赛节目冠军”詹宁斯曾说，每次参加竞赛节目，自己整个人都会激情澎湃。

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jennings, the winningest game-show champion in history, said once he became a contestant on a game show, it filled his entire life with passion.

史上最强竞赛节目冠军詹宁斯曾说，每次参加竞赛节目，自己整个人都会激情澎湃。

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for the first time ever, the leaders of the asia pacific will gather in seoul, korea to attend the leadership event of the decade!

亚太区的领袖将首次聚首于韩国首尔，参加康宝莱韩国十年来史上最强的领导训练！

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spring and all is not only the musical presentation of williams' localism, poetic ideas and multi-culture, but also the strongest and the most beautiful musical sound delivered in the history of modern american poetry.

《春天和一切》不仅是威廉斯本土主义、现代诗学主张和多元文化的音乐性表达，更是美国现代诗歌史上最强和最美的音乐之声。

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