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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 21189-2007 |
Verification of pendulum impact-testing machines used for Charpy, lzod and tensile impact-testing of plastics 塑料简支梁、悬臂梁和拉伸冲击试验用摆锤冲击试验机的检验 |
China National Standards lzod |
 English PDF |
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