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41. | rated pull of rope |
| 钢丝绳额定拉力 |
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42. | withdrawal-pull gauge |
| 拔出拉力规 |
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43. | Economical type tensile testing machine |
| 经济型拉力试验机 |
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44. | alternate tension |
| 交变拉力 |
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45. | standing pull trial |
| 系泊拉力测试 |
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46. | tension specimen |
| 拉力试杆 |
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47. | tight side tension |
| 紧边拉力 |
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48. | anchor chain meter |
| 锚链拉力表 |
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49. | spring dynamometer |
| 弹簧拉力表 |
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50. | rivet in tension |
| 受拉力铆钉 |
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