test piece model

• 试验样品

test piece model的用法和样例：

例句

1. The new method is used to test the repellent effect of a few kinds of anti-mite fabric, and the results are compared with that by the conventional method.
   新方法对每一个样品进行独立培养，每个培养皿都盖上皿盖，消除了试验样品与对照样品的相互干扰。
2. Based on the test result of final reduction gear, the causes of failure were brought out by physics-chemical analysis and metallographic analysis on the parts tested.
   摘要根据某厂生产的主减速器总成试验结果，通过对失效样品进行理化和金相组织分析，找出了试验样品的失效原因。
3. They built a rough model out of sticks and wire.
   他们用木条和金属丝做了个粗制的模型。
4. He has all manner of model planes.
   他有各式各样的模型飞机。