Results showed that: in the same cutting depth, the force employed on the point-attack pick is bigger than that on the knife tooth;

试验结果表明：相同截深时锥形截齿截割力比扁型截齿截割力大；

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If the immune system weakens at any point, they begin to spread and then attack.

VOA: special.2009.03.25

Jobs, however, starts with a point-by-point attack on Flash before getting to his biggest gripe.

FORBES: Steve Jobs: How Do I Hate Flash? Let Me Count The Ways

Creighton could compensate with its 3-point attack.

WSJ: Harrison back for Lady Vols' NCAA tourney opener

But that, which might offer Mrs Fernandez a point of attack, reveals rather her main weakness: the alliance has no coherent economic plan.

ECONOMIST: Argentina: The new face of opposition | The