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1·At the same time, the hot shrinkage, crimp ratio and crimp rigidity increase with the increasing heat treatment temperature and time.

CDP - FDY纤维的干热收缩率、卷曲度、卷曲弹性率均随热处理温度的上升、时间的延长而提高。

2·The utility model relates to a hot shrinkage pipe device which can evenly hot blow a plastic pipe to be deformed and quickly cold blow the deformed plastic pipe for shaping.

本实用新型涉及一种能将塑料管均匀吹热变形，并快速吹冷定形的热缩管装置。

3·The shrinkage and crimp behavior of CDP-FDY fibers at different drawn temperature after heat treatment are studied by means of boiling water shrinkage, hot shrinkage, crimp ratio and crimp rigidity.

通过沸水收缩率、干热收缩率、卷曲度、卷曲弹性率等一系列测试方法讨论了不同拉伸温度的CDP - FDY纤维热处理后的收缩和卷曲性能。

4·The results are very important to understand the solidification characters of steel castings with T conjunction and to estimate the position of the hot-spot in the castings to avoid shrinkage defects.

得到有益于认识铸件中此类接头凝固特性和热节位置的变化规律，对工艺设计者认识和防止成型过程中产生凝固收缩缺陷是很必要的。

5·A new type of multi-function system for testing linear shrinkage, stress and hot cracking of casting alloy is introduced in the paper.

介绍一种新型铸造合金线收缩-应力-热裂特性综合测试系统。

6·According to microstructure analysis, cracks in bolster and side frame produced by Furan self-cured sand can be classified into shrinkage hot cracks and stress hot cracks.

显微组织分析表明，呋喃树脂砂生产摇枕、侧架所出现的裂纹按照产生原因分为缩裂纹和拉裂纹。

7·According to the simulated temperature fields and solid fraction, the hot spot and shrinkage porosity are not found in the bolster casting, so the new casting process is feasible.

温度场和固相分数的模拟结果表明，铸件没有产生热节和缩孔缺陷，表明了新工艺的可行性。

8·Results demonstrate the following optimum conditions for low-shrinkage sliver: hot stretch ratio of breaking machine, 1.

结果表明获得较低缩率的最佳工艺条件是：拉断机热拉伸倍数为1。

9·It is liable to produce various casting defects, such as coarse grain, shrinkage cavity, shrinkage porosity, hot tearing, microstructure segregation and solute segregation.

在铸造过程中容易产生各种铸造缺陷，如晶粒粗大、缩孔缩松、开裂、组织和成份偏析等。

10·An analysis of quality problems such as skin is not smooth, shrinkage, hot spot and influencing factors.

对包子的质量问题如表皮不光滑、皱缩、烫斑和影响因素进行分析。