Maximum life span 最长寿命 ; 寿限 ; 最大寿命
life span 寿命 ; 使用期限 ; 使用寿命 ; 生存期
Working Life-span 光源使用寿命 ; 光源寿命
life-span toxicity test 终生毒性试验
life span of a block 大厦的使用期
project life span 项目性命跨度 ; 项陌生命跨度
LED Working life-span 光源使用寿命
Extends system life-span 延长系统寿命 ; 延伸零碎寿命
Results of the study described above are to improve the life-span on cotton hits the pole shovel to offer the reliable craft parameter and theoretical foundation.
上述研究结果为提高棉花打杆铲的服役寿命提供了可靠的工艺参数和理论依据。
参考来源 - 残膜回收机打杆铲组织与性能的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
N-VAR The lifespan of a person, animal, or plant is the period of time for which they live or are normally expected to live. (人或动植物的) 寿命
A 15-year lifespan is not uncommon for a dog.
15年的寿命对狗来说并非罕见。
N-COUNT The lifespan of a product, organization, or idea is the period of time for which it is expected to work properly or to last. (产品、组织或想法的) 使用期限
Most boilers have a lifespan of 15 to 20 years.
大部分锅炉的使用期限是15到20年。
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