Therefore, it is necessary to develop a new type of 16 hole single working position combination drilling machine.

根据实际需要，研制出了16孔单工位组合钻床。

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The voltage distribution of several position combinations of the two grading rings is calculated and compared, and the best position combination is selected.

计算并对比两个屏蔽环多个位置组合的电压分布，选取最优的位置组合。

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The shade would consist of individual craft around one metre across, put into position using a combination of magnetic launchers and ion propulsion.

遮阳天棚将由宽大约为一米的个体飞行物组成，并通过受到磁性发射装置与离子推进的综合作用而被定位。

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The tourists began day three in a strong position but the combination of left-arm seamer Bollinger and off-spinner Nathan Hauritz destroyed their first innings, with the last four wickets falling for just two runs in 10 balls.

BBC: Wickets tumble as West Indies rally against Australia

Barclays Capital said the rise in the speculative position comes on a combination of new longs and short covering activity.

FORBES: FOCUS: Speculators Mostly Return As Buyers To Metals -- CFTC Data

After a week of strong gains, gold prices pared some of that strength on Friday on a combination of position-squaring ahead of the weekend and after a stronger-than-expected report of second quarter U.S. gross domestic product data.

FORBES: METALS OUTLOOK: Markets Look To Fed, ECB, Jobs Data Next Week