By analyzing the mechanism of falling chip, tipping and noise, through changing the cutter's parameters and using double edge positive edge inserts, the problems can be solved.

通过分析掉渣、崩刃、噪声的机理，采取改进刀具参数、采用正前角双刃刀片等措施，较好解决了上述问题。

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The beam characteristics with positive and negative branch unstable resonators were compared for end-and edge-pumped lasers.

在端面抽运和边缘抽运时，比较了正支和负支非稳腔的输出光束特性。

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Ore zones occur in the edge of local positive gravity anomaly, in the strike interrupted area or steep gradient area of regional aeromagnetic anomaly.

而且矿区、矿化集中区还位于反映深部构造变异的局部重力异常区边缘、区域航磁走向中断区或梯度变化带附近。

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In breaking down to its lowest level since mid-December, shares of McDonalds have earned a positive, short-term edge of more than three-quarters of a percent.

FORBES: McDonald's Still A Few Bucks From Becoming Value Meal

Shares of JNK have a positive edge in the short-term of just over three quarters of a percent, significantly higher than its rival, high yield bond ETF, the iBoxx High Yield Corporate Bond Fund (NYSE: HYG).

FORBES: Junk Bond ETFs Good Candidates For Oversold Bounce

Another positive sign for construction is that publicly-traded construction companies seem to be on the leading edge of the real estate industry recovery.

FORBES: Where Not to Look for a Job (Yet): Worst-Performing Businesses of the Year