qta

The first section summarizes the background and up-to-date development of Qualitative Trend Analysis ( QTA );

首先概述国外QTA的产生背景和发展情况；

Application of QTA in continuous PET unit and spinning

QTA在连续聚酯装置及纺丝上的应用

QTA was used partially instead of PTA to produce polyester on semi-continuous polyester plant .

在半连续聚酯装置上使用中纯度对苯二甲酸（QTA）替代部分高纯度对苯二甲酸（PTA）生产聚酯并纺制FDY。

The application of 25 % QTA in continous PET unit to produce PET and its spinning manufacture condition are introduced .

介绍在连续聚酯装置上采用25%QTA生产聚酯及其纺丝加工情况。

The trial of the medium-purified terephthalic acid QTA

中纯度对苯二甲酸QTA的试用

In this paper , a Queue Tuning Algorithm ( QTA ) supporting QoS for traffic engineering in Multiprotocol Label Switching ( MPLS ) networks is proposed .

该文提出了一种改善QoS的队列调谐算法（QueueTuningAlgorithm：QTA），该算法应用于多协议标签交换（MPLS）流量工程。

To improve the precision of system model , on the basis of the previous method for modeling , the novel modeling method was proposed that the technology of QTA ( qualitative trend analysis ) can aid in modeling .

故障诊断的准确性依赖于系统模型的精确性，为了提高诊断模型的精确性，在以往建模方法的基础上，本文提出了利用定性趋势分析（QTA）技术来辅助建模的方法。

Based on the development of the Quantitative Texture Analysis ( QTA ) of materials , the calculation of formability parameters such as plastic strain ratio R and the Taylor factor M of sheet metals from series expansion Coefficients of texture have been studied .

在材料织构定量分析的基础上，由织构级数展开系数计算金属板材的成型性参数，如塑性应变比R值与泰勒因子M等。