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| 41. | self-priming water pump |
| 自吸水泵 |
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| 42. | diffuser priming of pump |
| 扩散器启动泵 |
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| 43. | self-priming centrifugal pump |
| 自吸式离心泵 |
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| 44. | The present state of studying vegetable seed priming at home and abroad is summarized in terms of principal |
| 概述了目前国内外的蔬菜种子引发现状,包括引发的主要方法及引发效应,影响引发的因素和引发的生理生化基础。 |
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| 45. | centrifugal self-priming pump |
| 离心式自吸泵 |
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| 46. | hand priming of pump |
| 手起动泵 |
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| 47. | fuel oil priming pump |
| 起动充油泵、起动燃油泵 |
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| 48. | cleaning and priming machine |
| 除锈-涂底漆联合作业机 |
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| 49. | hand priming lever spring |
| 手摇杆弹簧 |
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| 50. | priming and cutting the stalk |
| 摘叶和割茎 |
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