Duplicate 12-in. long specimens were calibrated with an 8-in. gage length.
两个完全相同的12英寸的标本用8英寸标距来标定。
The operation principle of automatic cotton fiber length-gage XJ107, design envisage of its control system as well as its realization method are introduced.
介绍了XJ107型棉纤维自动测长仪的工作原理、控制系统的设计构想及实现方法。
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