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| 41. | push-pull effort |
| 推拉力 |
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| 42. | Now he could let it run through his fingers without the fish feeling any tension. |
| 现在他可以让它从他的手指上滑动，不使鱼感到丝毫的拉力。 |
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| 43. | beams has extended between the hori zontal and vertical beams give support against both compression and tension |
| 位于水平梁和垂直梁之间的对角梁承受压力和拉力。 |
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| 44. | equivalent tensile force |
| 当量拉力 |
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| 45. | tensile breaking strength |
| 抗张强度, 拉力 |
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| 46. | differential pull |
| 差动拉力 |
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| 47. | tensile testing machine |
| 拉力试验机 |
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| 48. | transpiration pul |
| 蒸腾拉力 |
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| 49. | draw-bar dynamometer |
| 拉力表 |
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| 50. | contact-separating force |
| 接点拉力 |
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