400 grit paper.

细度为400的砂纸。

Methods of testing China uplands cotton fibre fineness and maturity coefficient rapidly by constant pressure airometer is discussed.

对采用定压式气流仪快速测定我国陆地棉纤维细度和成熟度系数的方法进行了探讨。

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型振动式细度仪及有气动夹持操作及数据处理功能的XQ-1型纤维强伸度仪组成。

Staple fiber may be varied in length, denier and other respects to render it spinnable on the several established systems for the natural fibers cotton, wool and flax.

聚酯短信纤维可以另制造成不同的长度、细度或其它性能，使其能够在天然纤维棉、毛及麻的几系统中有可纺性。

400 grit paper.

细度为400的砂纸。

Methods of testing China uplands cotton fibre fineness and maturity coefficient rapidly by constant pressure airometer is discussed.

对采用定压式快速测定我国陆地棉纤维细度和成熟度系数的方法进行了探讨。

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.

该器由按弦振动原理设计的XD-1型振动式细度及有动夹持操作及数据处理功的XQ-1型纤维强伸度组成。

Staple fiber may be varied in length, denier and other respects to render it spinnable on the several established systems for the natural fibers cotton, wool and flax.

聚酯短信纤维可以另工制造成不同的长度、细度或其它，其够在天然纤维棉、毛及麻的几个加工系统中有可纺。

400 grit paper.

细度为400的砂纸。

Methods of testing China uplands cotton fibre fineness and maturity coefficient rapidly by constant pressure airometer is discussed.

对采用定压仪快速测定我国陆地棉纤维细度和成熟度系数的方法进行了探讨。

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型振动细度仪及有动夹持操作及数据处理功的XQ-1型纤维强伸度仪组成。

Staple fiber may be varied in length, denier and other respects to render it spinnable on the several established systems for the natural fibers cotton, wool and flax.

聚酯短信纤维可以另工制造成不同的长度、细度或它性，够在天然纤维棉、毛及麻的几个加工系统中有可纺性。

400 grit paper.

细度为400的砂纸。

Methods of testing China uplands cotton fibre fineness and maturity coefficient rapidly by constant pressure airometer is discussed.

对采用定压式气流仪快速测定我国陆地棉纤维细度和成熟度系数的方法进行了探讨。

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.

该仪器由按弦原理设计的XD-1式细度仪有气夹持数据处理功能的XQ-1纤维强伸度仪组成。

Staple fiber may be varied in length, denier and other respects to render it spinnable on the several established systems for the natural fibers cotton, wool and flax.

聚酯短信纤维可以另工制造成不同的长度、细度或其它性能，使其能够在天然纤维棉、毛麻的几个加工系统中有可纺性。

400 grit paper.

细为400的砂纸。

Methods of testing China uplands cotton fibre fineness and maturity coefficient rapidly by constant pressure airometer is discussed.

对采用定压式气流仪快速测定我国陆地棉纤细和成熟的方法进行了探讨。

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型振动式细仪及有气动夹持操作及据处理功能的XQ-1型纤强伸仪组成。

Staple fiber may be varied in length, denier and other respects to render it spinnable on the several established systems for the natural fibers cotton, wool and flax.

聚酯短信纤另工制造成不同的长、细或其它性能，使其能够在天然纤棉、毛及麻的几个加工统中有纺性。

400 grit paper.

细度为400砂纸。

Methods of testing China uplands cotton fibre fineness and maturity coefficient rapidly by constant pressure airometer is discussed.

对采用定压式气流仪快速测定我国陆地棉纤维细度和成熟度系数方法进行了探讨。

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.

该仪器由按弦理设计XD-1型式细度仪及有气夹持操作及数据处理XQ-1型纤维强伸度仪组成。

Staple fiber may be varied in length, denier and other respects to render it spinnable on the several established systems for the natural fibers cotton, wool and flax.

聚酯短信纤维可以另工制造成不同长度、细度或其它性，使其够在天然纤维棉、毛及麻几个加工系统中有可纺性。

400 grit paper.

细度为400的砂纸。

Methods of testing China uplands cotton fibre fineness and maturity coefficient rapidly by constant pressure airometer is discussed.

对采用定压式气流仪快速测定我国陆地棉纤维细度和成熟度系数的方法进行了探讨。

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的XD-1型振动式细度仪及有气动夹持操作及数功能的XQ-1型纤维强伸度仪组成。

Staple fiber may be varied in length, denier and other respects to render it spinnable on the several established systems for the natural fibers cotton, wool and flax.

聚酯短信纤维可以另工制造成不同的长度、细度或其它性能，使其能够在天然纤维棉、毛及麻的几个加工系统中有可纺性。

400 grit paper.

细度为400的砂纸。

Methods of testing China uplands cotton fibre fineness and maturity coefficient rapidly by constant pressure airometer is discussed.

对采用定压式气流仪快速测定我国陆地棉纤维细度和成熟度系数的方法进行了探讨。

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型振动式细度仪及有气动夹持操作及数据处理功能的XQ-1型纤维强伸度仪组成。

Staple fiber may be varied in length, denier and other respects to render it spinnable on the several established systems for the natural fibers cotton, wool and flax.

聚酯短信纤维可以另工制造成不同的长度、细度或其它性能，使其能够在天然纤维棉、毛及麻的工系统中有可纺性。

400 grit paper.

为400的砂纸。

Methods of testing China uplands cotton fibre fineness and maturity coefficient rapidly by constant pressure airometer is discussed.

对采用定压式气流仪快速测定我国陆地棉纤维熟系数的方法进行了探讨。

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型振动式仪及有气动夹持操作及数据处理功能的XQ-1型纤维强伸仪组。

Staple fiber may be varied in length, denier and other respects to render it spinnable on the several established systems for the natural fibers cotton, wool and flax.

聚酯短信纤维可以另工不同的长、或其它性能，使其能够在天然纤维棉、毛及麻的几个加工系统中有可纺性。