In the roots and stems, fluorescence can be constantly strengthened with time when they received the same low-temperature stress.
在根和茎中同样随着低温处理时间的增加荧光量不断加强。
This article discusses the damage of interior residual stress to the low temperature equipment and heat treatment technology for the low temperature equipment.
文中重点叙述了低温设备内残留应力的危害，低温设备热处理的方法、工艺和加热温度的确定。
Then the authors analyse the effect of initial temperature and cooling rate on thermal stress and the low temperature cracking performance of different asphalt cement.
然后探讨了初始温度和降温速率等对温度应力的影响以及不同材料的低温抗裂性能。
Simple tensile tests and low-cycle fatigue tests under stress control at different temperature were conducted to investigate the effects of temperature on fatigue behavior and fatigue strength.
通过不同环境温度下的简单拉伸试验和应力控制下的低周疲劳试验，找出了环境温度对应力控制下的疲劳行为和疲劳强度的影响。
The study looked at tomato seedling development and its susceptibility to low irradiance and low temperature stress.
探索幼苗叶片花青苷对低温弱光处理的番茄幼苗的光合作用是否具有保护作用。
Temperature impacted on the fracture stress and elastic modulus of the material obviously. Elevated temperature will lead to low fracture stress and smaller elastic modulus.
温度对断裂应力和弹性模量的影响也比较明显，高温会导致低的断裂应力和小的弹性模量。
When plants are during low temperature acclimation or under low temperature stress, some changes of membrane lipids in plant cells take place.
在低温驯化或遭受低温胁迫时，植物细胞的膜脂发生许多变化。
AGING: the process of running product through low temperature air draw furnaces for the purpose of relieving stress which was caused in the hardening operation.
时效处理：指让产品通过低温通风炉以释放淬火造成的应力的工艺。
The effects of low temperature stress on photosynthesis and chlorophyll fluorescence parameters in leaves of own-rooted and grafted Watermelon Seedling have been studied.
研究低温胁迫下自根及两种嫁接幼苗叶片光合作用及叶绿素荧光参数的变化。
It was concluded that the heat stress due to the change of temperature was very low so the heat stress could not be considered for the material design of the crown.
得出了结论：由温度变化引起的齿冠热应力值很小，在进行齿冠材料设计时可以不考虑热应力的影响。
Low temperature stress is one of the main environmental factors which limit plant growth, development and distribution.
低温胁迫是限制植物生长发育和分布的主要环境因子之一。
Fracture morphology is more rough in room temperature, low fatigue stress and more fatigue cycles, but the length of fiber pullout is longer.
室温及疲劳循环应力低、循环周次多的断口粗糙度大，纤维拔出较长；
The affection of different annealing process conditions on TiN film stress is also researched, low temperature annealing of film can be realized.
论文还研究了不同退火工艺条件对薄膜应力的影响，可以实现薄膜低温退火。
On the other hand, in laboratory, seedlings were exposed to simulated low temperature (above and below zero degrees) stress which were artificially controlled.
另一方面，在实验室中，利用人工控制的不同低温(包括零上和零下低温)进行模拟低温胁迫处理。
In a controlled chamber stress experiment, we tested the damage index and mortality of cuttings caused by low temperature of 54 short-rotation eucalypt clones.
本试验共测定了54个短周期桉树无性系在人工气候培养室中的低温胁迫伤害指数和死亡率。
The main reason of inclined pipe fracture was low frequency stress fatigue failure at temperature field.
斜管开裂的主要原因是温度场下的低频应力疲劳破坏。
Introduced arc the applications of dynamic yield stress in low temperature transportation as well as in the course of restart after shutdown of the waxy crude oil transport system.
介绍了动屈服应力在含蜡原油低温输送和含蜡原油停输后再启动过程中的应用。
Although Photinia plants can resist on certain low temperature stress, the temperature was one of the important factors as the limitation to introduce to some areas of ShanDong.
尽管石楠属植物具有一定的抗寒性，但事实上气温是限制其向山东部分地区推广的一个重要的环境因子。
Low temperature stress is one of the main obstacle factors influencing the normal growth of plants. The plant resistance to cold, especially cash crops, has direct impact on the crop production.
低温胁迫是影响植物正常生长的主要障碍因子之一，植物尤其是经济作物的抗冷性强弱直接影响作物产量。
The sustained low temperature stress causes the increases of damage degree and reductions of cold resistance abilities in the plants.
持续的低温胁迫，导致植物受低温伤害的程度增加，抗寒能力降低。
It exhibits the characteristic of transition to "Glassy" in the stress-strain curve of common asphalt concrete under the low temperature, in dynamic condition.
在动力条件下，低温时普通沥青混凝土应力应变曲线表现出向“玻璃态”转变的特性。
The loss of metal toughness can be observed by checking stress - strain relations at low temperature.
金属材料韧性的丧失可以通过核查低温时的应力—应变的关系观测。
The growth of plant often has been severely affected by the drought, high salt and low temperature stress.
植物的生长经常受到干旱、高盐和低温胁迫的严重影响。
CBF genes are expressed when induced by abiotic stress factors such as low temperature, drought and high salty, etc. Except for CBF4, other CBF genes are independent on ABA.
CBF基因受到低温、干旱及高盐等非生物胁迫因子诱导表达，除了CBF 4外，其余的CBF基因都不依赖aba。
The results show that, the flow stress of SiCP/AZ61 composite is low, the relationship between peak stress and temperature or strain rate is exponential relationship.
结果表明，复合材料在高温下的流变应力较低，峰值应力与变形温度、应变速率之间的关系在低应力区符合指数关系。
Hardness can do 61 — 65hrc maturation process is: annealing, softening after casting machining, machining of air cooling after quenching and low temperature stress tempering.
硬度能做到61——65hrc成熟工艺是：铸造后软化退火，便于加工，加工后空冷淬火加低温去应力回火。
After low temperature stress, the seed setting rare of three stages were decreased, and the number of secondary branches significantly decreased, while other indexes were not remarkable... 3.
低温胁迫后，三个时期的结实率都较常温下的有不同程度的降低，二次枝梗在孕穗期较对照有明显减少，其他则变化不明显。
RESULTS: (1) PQ showed more potent pharmacological actions than PG in inhibition of lipid peroxidation, hypoxia and low temperature induced stress;
结果：西洋参在抗脂质过氧化、抗缺氧、抗低温应激反应方面强于或优于人参；
RESULTS: (1) PQ showed more potent pharmacological actions than PG in inhibition of lipid peroxidation, hypoxia and low temperature induced stress;
结果：西洋参在抗脂质过氧化、抗缺氧、抗低温应激反应方面强于或优于人参；
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