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- safety life period 安全生命周期
- Each of these degradations represents an economic life period in a different service. 每一次降级均代表在不同服务岗位上的经济寿命期。
- Thermomechanical stress of its lining is a major impact that affects its life period. 本文运用有限单元法,对钢包底的温度场和应力场进行了数值模拟。
- In contrast, the warm rain process is characterized by short life period, more pronounced rearward tilt structure and extension of stratiform cloud. 相比之下，暖雨过程中飑线的生命周期缩短，而系统倾斜结构更明显，层状云区的发展比较旺盛。
- Free radical which consists of unpaired electron、ultrashort half life period and high reaction play an important role in maintaining normal physiological function. 自由基是一类含有未成对电子的原子或原子团、半衰期极短且具有高度反应活性的物质,在维系人体正常生理功能中起着重要作用。
- The life period of merchandise houses is divided into prophase, metaphase and anaphase on the foundation of introducing the related theories in this article. 本篇论文就是在引入相关理论的基础上，将商品住宅周期划分为前期、中期和后期。
- The development of software system must experience a software life period, which has the different stage partitions according to different partition methods. 软件系统的开发需要经历一个软件生命周期，按不同的划分方法又有不同的阶段划分。
- The protection that enters a life period be about to end, nicotian enterprise should quicken the pace that informatization builds, meet a challenge with brand-new appearance. 入世的保护期即将结束,烟草企业应加快信息化建设的步伐,以全新的面貌迎接挑战。
- Cefixime is characterized by broad spectrum, long half life period, less cross resistance to chemical reagent, small use dosage and wide scope of application. 头孢克肟抗菌谱广、半衰期长、交叉耐药性小、用药剂量小、适应症广泛。
- Through an analysis of life period of product,competition state matrix and Boston matrix,the design direction is made clear and through value engineering analysis,product is well improved. 通过产品生命周期、竞争态势矩阵、波士顿矩阵分析明确了设计的方向,通过价值工程分析对产品进行了改进。
- The author also gives a design of new Quality Control Management System, Implementation and Development Strategy for YCFF to improve product quality after performing positional analysis for existing products with life period and Boston matrix theory. 应用产品生命周期对现有产品进行定位分析后，结合企业现状，设计出新的质量管理系统并有效实施，全面提高产品质量。
- The hydrostatic spindle is very precise engineering component, and it has to be carefully maintained all the time in order to keep its best performance anytime during the long life period. 静压主轴是非常精密的工程组件，无论何时都要进行详细的保养及维修，以确保在其漫长的寿命周期中，任何时刻都能维持最佳效能。
- It seemed an eternity before news of his safety reached her. 他平安的消息到达她那里之前，那段时间似乎是无限漫长的。
- Doped nanocrystal has properties of sensitive to light, short for life period of carrier, fast photoresponse and fair response to visible light, acted as many photoconductive device. 掺杂（Au、Cu）后的纳米晶对光的敏感性强，载流子寿命短，光响应快，对可见光响应好，可用来作许多光电导器件。
- Thanks to I had tied then the safety belt. 幸亏我当时系上了安全带。
- The ship came about and headed back for safety. 这只船掉过头往回开到安全地带去。
- The result shows that the catalytic distillation columnhas advantages such as a larger loading capacity of catalyst, longer life period of catalyst, convenience for load and unload, smal... 试验证明这种催化精馏塔催化剂装填量大、寿命长、装卸方便,塔板压降小,反应转化率高、效率高。
- Safety life evaluation of structure member for tower crane 塔式起重机结构件安全寿命评估
- The sustained-release preparation of recombinant human growth hormone can improve biological availability, prolong half life period, reduce drug adverse reaction.It can provid more means for therapy. 摘要重组人生长激素长效缓释制剂可提高药物生物利用度，延长药物半衰期，减少药物不良反应，给疾病的临床治疗提供了更多的手段和可能。
- I don't wonder you were anxious about their safety. 你为他们的安全着急，我是不奇怪的。
