preparation of specimen

Take full account of the preparation of standard test sample, set of device parameters, temperature and other details on the polyethylene pipe specimen, constant strain rate tensile, creep test and relaxation test are accomplish.

充分考虑标准试验试样制备、设备参数设置、温度调节等细节，对聚乙烯管试样进行等速率拉伸、蠕变、松弛试验，通过合理的试验处理得到真实应力应变曲线以及力学性能参数。

Preparation of standard test specimen of feed-grade dicalcium phosphate

饲料级磷酸氢钙标准样品的研制

A brief introduction to the preparation of metallographic specimen of NdFeB ingot or strip casting are given in this article.

文章介绍了钕铁硼铸块或速凝薄带的金相样品的制备方法。

Preparation of cast specimen of artery and superficial vein in the hand

手部动脉浅静脉铸型标本的制作

Based on the cadaver specimen of Chinese adult, this study reported the blood vessels distribution of the supraclavicular artery island flap, and operated on the cadaver specimen to have an intimate knowledge of the flap preparation.

本研究通过对我国成人尸体标本的解剖学研究，了解与锁骨上动脉岛状瓣相关的血管走行和分布等情况，并在尸体标本上进行模拟皮瓣制备。