precursor是什么意思

网络释义

用法例句

Study on ultrasonic washing process for polyacrylonitrile precursor;

聚丙烯腈原丝超声波水洗工艺

Study of Property and Structure of PAN Precursor by Different Draw Ratio;

不同牵伸倍数的PAN原丝结构性能的研究

Study on the process of high strength high modulus Lyocell fiber——a novel precursor for carbon fiber;

新型碳纤维用原丝——高强高模Lyocell纤维纺丝工艺研究

The high quality of polyacrylonitrile (PAN) precursor fibers is a significant prerequisite for obtaining carbon fibers with excellent performance.

高质量的聚丙烯腈(PAN)原丝是生产高性能聚丙烯腈基碳纤维的前提条件。

The tension of fibers during stabilization process is affected by stretching ratio,temperature and titre of the precursor fibers.

采用FT-IR、XRD、DSC、元素分析仪、张力仪、密度测量等方法对聚丙烯腈原丝热稳定化过程中的纤维结构变化,加热历史对纤维热性能的影响,以及纤维张力的变化规律进行研究。

Stability of spinning solution of melamine formaldehyde fiber;

三聚氰胺甲醛纤维纺丝原液的稳定性

Study on the rheological behavior of viscose/Na_2SiO_3·9H_2O spinning solution

纤维素/硅酸钠纺丝原液流变性能的研究

The non-newtonian index of the spinning solutions at different temperatures have been obtained.

利用RS150L型流变仪研究了干纺氨纶纺丝原液的流变性能。

The effect of wet and dry-jet wet spinning on structure and property of PAN precursor and carbon fiber;

PAN原丝性能对比及对碳纤维性能的影响研究

Many factors maybe responsible for that,but one of the most important reasons is that the quality of PAN precursor has not been improved to meet relevant standards.

原因很多,但PAN原丝质量没有真正过关是其主要原因之一。

Residual Dimethyl Sulfoxide(DMSO) in PAN precursor can result in structural defects and thus lower fiber tensile strength.

为降低PAN原丝中的DMSO(二甲基亚砜)残留量,减少其对原丝的拉伸、预氧化处理等过程的不利影响而造成的碳纤维的结构缺陷、强度降低,将超声波水洗技术应用到PAN原丝水洗工艺中。

Effect of length-diameter ratio on properties of as-spun PANCF

喷丝头长径比对PANCF原丝性能的影响

glass chopped strand mats

玻璃纤维短切原丝毡

The cutters for fibre strands are simple in design.

原丝切刀造型简单。

Study on Reological Behaviors of the Dope of Gel Spinning of PAN Caron Fibre Precursor

PAN碳纤维原丝凝胶纺丝原液流变性能研究

A traversing mechanism winds the strand on to the forming cake.

有一个排线机构把原丝卷绕在成形丝饼上。

Study on the Relationship between Spinning Process and Performance of Pan Precursor Fibers;

聚丙烯腈原丝纺丝工艺与性能相关性研究

Study on the Structure and Properties of Pan Precursor and Preoxidized Fiber;

聚丙烯腈原丝及预氧丝的结构与性能研究

Study on Preparation of PAN-based Carbon Fiber Precursor with Gel Spinning Method;

凝胶纺丝法制备聚丙烯腈基碳纤维原丝的研究

Effects of spinning conditions on porosity in PAN precursor

纺丝成形工艺和条件对PAN原丝中孔隙的影响

The Effects of New-style Spinneret on Spinning Process and Properties of PAN-based Carbon Fiber Precusor

新型喷丝头对PAN基碳纤维用原丝纺丝工艺及纤维性能影响的研究

Glass fiber chopped strand mat

GB/T17470-1998玻璃纤维短切原丝毡

Study on the Spore Germination and Protonema Development of Moss;

藓类植物孢子萌发与原丝体发育研究

Microstructure and Properties of PAN Precursor Fibers;

PAN原丝的组织结构与性能的表征

Studies on New Cellulosic Fiber for the Precursor of Carbon Fiber;

碳纤维用新型纤维素纤维原丝的研制

Fracture Reason of GH1040 Thread in Manufacture

生产GH1040合金丝时的断丝原因

carbon filament atom reservoir

石墨灯丝原子储存器

Dacron high shells silk, Ditansi manufacturing, processing, marketing, textile materials sales.

涤纶高弹丝，低弹丝制造，加工，销售，纺织原料销售。

The Rebelling Tess behind the Tragic Principal Archetype --A Reanalysis of Tess under the archetypal criticism;

悲剧原型背后的叛逆者——苔丝——原型批评理论下对《苔丝》的解读