It is composed of the XD-I vibroscope based on the string vibration and the XQ-I fibre tensile tester with pneumatic clamp operating and data processing function.

该仪器由按弦振动原理设计的XD-1振动式细度仪及具有气动夹及数据处理功能的XQ-1纤维强伸度仪组成。