But in producing spot, there are many factors influence machine precise directly or not directly, like work piece blank, allowance and allowance error etc.

但实际加工现场，通常存在许多变量直接或间接地影响加工精度，如工件毛坯、余量及其误差等。

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Another company has started producing a precursor to synthetic diesel in Brazil (Searching for Biofuels' Sweet Spot).

还有一家公司已经在巴西开始生产一种先导物质，以合成柴油(参见“寻找生质燃料的甜蜜点”一文)。

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The first reason is that producing a TV spot has become so inexpensive, in my experience, it's no more expensive than producing a print ad, a mailer or other forms of media creative.

第一个原因是，购买一个电视广告变得廉价了，在我的经验中，它甚至不会比印刷品广告，邮件或者其他形式的创作传媒昂贵很多。

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The game combines the nuclear tragedy of 1986 with elements of the 1979 film by Andrei Tarkovsky and original novel Roadside Picnic in which forces unknown have sent physics awry, producing hard-to-spot anomalies where your next step could be your last.

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One major drag is that its cost of producing polysilicon is well below the spot price.

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It says its SoundVU technology distributes frequencies evenly across a room, producing what audio buffs call a universal "sweet spot".

BBC: PC screen turns into speaker