The recovery of the tail by the Pakistanis raised questions about whether some of the unique technology may have fallen into the wrong hands.

尾翼被巴基斯坦方面回收，令人质疑该独特技术的一部分是否落入了不恰当的人之手。

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The service life of screw steel wire rollers can be remarkably raised by using WC steel bonded carbide and suitable heat treatment technology.

用碳化钨钢结硬质合金制造螺纹钢丝轧辊，通过选用适当的合金牌号及热处理工艺，可显著提高轧辊的使用寿命。

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The problems in production of sulphur were analysed. The quality and output of sulphur concentrates were raised by transform of technology and adjustment of mineral processing reagent.

分析了硫精矿生产工艺中存在的问题，通过对选硫生产工艺的改造， 选矿药剂的调整，使硫精矿质量与产量有了大幅度的提高。

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And we're just beginning to grapple with the privacy issues raised by such pervasive technology.

WSJ: Test Driving Google Glasses

Questions about the negative effects of technology and the Internet have been raised by academics and media personalities alike.

FORBES: Hello World, Goodbye Society?

Given the limitations of current biometric technology, the Big Brotherish concerns raised by privacy advocates are largely misplaced, at least for the time being.

ECONOMIST: BIOMETRICS