First, you can mix single and double quotation marks when creating a string, as long as the string USES the same type of quotation mark at the beginning and end.
This series are universal type VTL of double column, used for inside and outside conical, end, cylindrical and bore.
本系列机床是万能双柱立式车床,可用作粗精车工件的外圆、内孔、端面及内外锥面等加工。
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In order to satisfy the strict sanitation requirements for production environment of the draft beer, GLM put up a new typedouble-end bottle washing machine.