In response, American Needle, a hat-manufacturer that previously drew a quarter of its sales from NFL caps, filed an antitrust suit.

曾经从NFL拿走四分之一销售额的美国帽子生产商美国棒球帽公司(American Needle)作为回应，提交了反垄断诉讼。

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The results show that stiffness of spring does not affect the injection rate, but the mass of will affect the needle valve closing response time.

结果表明，电磁阀铁心弹簧刚度对喷油规律没有影响，但其质量影响针阀落座响应时间；

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Dr Martin Mueller, one of the researchers behind this work, says that the greater damage to the body caused by the tattoo needle may explain the better immune response.

BBC: More antibodies are created with the tattooing method