test piece

• 试样,制取试样的金属块,钢材取样

test piece的用法和样例：

例句

1. Insert the thermometer carefully into the test cup.
   插入温度计到试样杯。
2. A bend test is a simple test for ductility that does not require special equipment, or a specially shaped test-piece.
   弯曲试验是测试韧性的简单试验，不要求特别的测试设备，或规定形状的试样。