Damage tolerance and durability meets the comprehensive requirements of prolongation of service life, high reliability and low maintenance cost of modern submarines.
损伤容限与耐久性的结合体现了现代潜艇结构延长寿命、提高可靠性和降低维修成本的综合要求。
Agricultural product processing industry is not only the prolongation of agricultural industry chain but also the important content of agriculture industrialization.
农产品加工业是农业产业链的延伸，是农业工业化的重要内容。
The pretreatment of iron and steel products before finishing plays an important role in the enhancement of anti -corrosion as well as in the prolongation of the product life.
钢铁制品涂装前的预处理，对提高材料的防腐蚀能力，增加产品寿命，有着重要的作用。
Thus, the safe operation and prolongation of the service life urgently motivate the research on the structural vibration analysis, health diagnosis and safe assessment for submarine pipelines.
因此，采用有效的技术手段对海底管道进行结构分析、监测诊断以及安全评价具有重要的理论意义和实用价值。
There was an indefinite prolongation of the peace talks.
和平会谈被无限期地延长了。
The firm refused them a prolongation of the terms of payment.
该公司拒绝了他们延长付款期限的要求。
On request of prolongation of time limits the applicant pays fees.
请求延长该等期限时，申请人应缴纳费用。
The colour and lustre turned darker with prolongation of heating time.
棕榈油之色泽随煎炸时间延长而加深。
OBJECTIVE: With the prolongation of life span, more and more people care their health.
目的：随着人类寿命的延长，越来越多的人们开始关注健康。
The increment of tidal volume was mainly contributed to the prolongation of inspiratory time.
吸气流速无明显变化，潮气量增加主要由于吸气时间延长所致；
The equivalent definitions of the first prolongation and the prolongational set of a set are discussed.
利用拓扑分析方法给出延伸集与延伸极限集的等价定义及它们是连通的条件。
The provisions of Rule XI shall be applied to the prolongation of the voyage occasioned by such removal.
因此项转移而引起的航程延长，适用规则十一的规定。
The principle of natural prolongation is one of the entitlements of the coastal states to continental shelf.
自然延伸原则是沿海国对大陆架的权利基础之一。
Fluoroquinolones and macrolide antimicrobial agents have both been associated with prolongation of the QT interval.
氟代喹诺酮和大环内酯抗菌剂都与QT间期的延长有关。
Cell proliferation rate declines with the prolongation of exposure time to DMF, and time-effect relationship exists.
随染毒时间延长，同一染毒剂量组内细胞增殖活性变化率有下降趋势，有一定染毒时间-效应关系。
Here is to review on the reasons of QT interval prolongation, the measurement of QT interval and related treatments.
现对导致QT间期延长的原因、QT间期的测量及相关治疗等方面进行综述。
Objective to study the effects of intrathymic injection of allogenic antigen on prolongation survival of skin grafts.
目的探讨胸腺内注射异基因抗原在延长移植皮片存活期中的作用。
During the process, the flow character within the fracture greatly influenced on the fracture prolongation and shapes.
水力压裂过程中，缝内流体的流动特征对裂缝的延伸和形态具有很大的影响。
The results showed that the PEG content increased with prolongation of reaction time, with rise of reaction temperature.
结果表明，交联型吸水膨胀弹性体中PEG含量随反应时间的延长、反应温度的升高而增大。
The results show that the rolling will make the grain fine, the tensile strength increased and the prolongation rate reduced.
分析结果表明，轧制变形使板带晶粒细化，抗拉强度增加，伸长率降低；
However, PCD induced by m-AMSA was extensive and the number of PCD positive cells increased with prolongation of exposure time.
但安吖啶诱导两株细胞程序化死亡的细胞数都随时间延长而逐渐增加。
With the prolongation of ventilation, the percentage of segmented cells decreased, while there was little change of macrophagus.
随通气时间的延长分叶核细胞百分率下降，而巨噬细胞变化不大。
Objective To discuss the value of QRS prolongation of exercise electrocardiography test in diagnosis of coronary artery disease.
目的探讨平板运动中QRS时限延长对诊断冠心病的价值。
The increase of the intensity would result in the growth of traffic, the prolongation of peak-hours and the change of trip modes.
出行强度的增加，导致交通量的增加、高峰期的延长以及交通方式的改变。
But with the improvement of living standard and the prolongation of average life-span the regulations gradually show their defects.
随着生活水平的提高，人均寿命的延长，这一规定逐渐显示出其弊端。
The majority of patients with ascites due to cirrhosis have prolongation of the prothrombin time and some degree of thrombocytopenia.
大多数肝硬化腹水的患者凝血酶原时间延长并有一定程度的血小板减少。
Result:The shapes of ST segment elevation showed the regularity of concave straight convex type as the prolongation of ischemic time.
结果：ST段抬高的形态随心肌缺血时间的延长而呈“下弧形—上斜形—上弧形”的规律性变化。
Conclusion QRS prolongation and frontal plane QRS axis deviation after contrast medium injection may be a marker of myocardial ischemia.
结论注射造影剂后QRS时间延长及QRS额面电轴的变化可能是急性心肌缺血的标志。
Within the culture duration of 1-3 weeks, both callus Browning rate and Browning index increased with prolongation of the culture duration.
培养持续期在1 ~3周内，愈伤组织的褐化率与褐化指数均随培养期延长而增加。
Within the culture duration of 1-3 weeks, both callus Browning rate and Browning index increased with prolongation of the culture duration.
培养持续期在1 ~3周内，愈伤组织的褐化率与褐化指数均随培养期延长而增加。
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