Traditional high speed warp knitting machine mainly uses cam as pattern drive mechanism, making guide bars accomplish overlap and under lap.

传统的高速经编机主要采用花盘凸轮式横移机构，推动梳栉完成针前、针背横移。

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The lap strap should go under your belly, across your hips.

安全腰带应该在腹部下，越过臀部

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They do not cite any skin cancer cases linked to laptop use, but suggest, to be safe, placing a carrying case or other heat shield under the laptop if you have to hold it in your lap.

他们并没有援引与笔记本使用有关的皮肤癌发病例证，但出于安全的考虑，建议人们在不得不将电脑放在大腿上时，在电脑下加垫一个便携式手提箱或其他隔热垫层。

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The 22-year-old Sablikova maintained an incredibly steady pace, keeping her lap times under 32 seconds until her final trip around the Richmond Olympic Oval.

BBC: Martina Sablikova wins 3,000m speed skating gold medal

One version of it is marketed under the brand name Lap-Band.

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Bahrain's Maryam Jamal clocked a national record and world-leading time for 2005, winning the 3, 000m in eight minutes 28.87 seconds, covering the last lap in under a minute.

BBC: France's Christine Arron won the 100m in Oslo