The company encourages the staff to study the argon arc welding technology, free provides each kind of tool and the equipment studies the use for the staff.

公司鼓励员工学习氩弧焊技术，免费提供各种工具和设备供员工学习使用。

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According to the result of right Angle free cutting experiment, the mathematical model of the cutting force for the arc-edge insert is established.

根据直角自由切削的试验结果，建立了圆弧刃刀片切削力数学模型，同时编制了软件进行预测。

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The plasma oil-free ignition burner produces an arc quickly and has high combustion efficiency.

等离子体无油点火燃烧器引弧快，燃烧效率高。

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For this columnist flying the free, prosperous arc from Tokyo to Delhi means an 18-hour schlepp via Hong Kong and Bangkok.

ECONOMIST: Banyan

Every free flat in the Titanic Quarters ARC building has been booked and over 8, 000 hotel rooms in Belfast and beyond are reserved.

BBC: Eyes of the world fall on Belfast ahead of MTV EMA's

He made 55% of his field goal attempts, 43% from beyond the arc and 69% from the free-throw line.

BBC: Worcester Wolves sign Aleksas Zimnickas