The appearance of normal ring.

外观正常的环状病损。

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This paper is about the design of PC controlling system of normal ring in textile factories and indicates the ladder diagram of controlling system and its working process.

利用PC技术对纺织厂细纱机控制系统进行改造，给出了控制系统梯形图并说明了其工作过程。

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Spinning tests on normal ring spinning frame and compact spinning frame with yarn path modified were carried out, and the performances of thus spun yarns were tested and compared.

在棉纺常规环锭细纱机和紧密纺环锭细纱机上进行了改变纱路的纺纱试验，测试对比了纱线性能指标。

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Bove believes that adding functionality to a bag will become as normal as people customizing their gadgets, like downloading a ring tone for a phone.

CNN: Future dress code: Very smart

And many bookmakers secretly pray for, without knowing quite how to engineer, a hefty failure among ring bookies, with winning punters left unpaid and normal service resumed.

ECONOMIST: Racecourse betting

The film stars Ryan Reynolds as the titular superhero who starts out as a normal guy but becomes an intergalactic do-gooder thanks to a special ring.

FORBES: Bad Reviews Won't Hurt 'Green Lantern'