The existing dispersants cannot meet the cementing requirements of deep and ultra-deep wells, having low temperature tolerance, low brine resistance, retarding, bubbling, and some other problems.
现有分散剂存在抗温耐盐性能不能满足深井、超深井固井要求，有缓凝或起气泡副作用等问题。
Summer heat can often exacerbate tension -as the temperature rises, so do many tempers, while patience and tolerance seem to drop to low levels.
夏季炎热可以加剧紧张情绪——当温度升高时，脾气也升高了，而耐心和容忍度却降到了较低的水平。
Many plants can acquire increased frost tolerance after a period of exposure to low, non-freezing temperature through a complex adaptive process called cold acclimation.
许多植物在经过一段时间的非冻低温作用后其抗寒性获得增强，这种现象被称为植物的低温驯化。
It has the advantages of high cold and temperature tolerance, high storage capacity and low self-discharge.
具有耐高寒高温、储备容量高、自放电小等优势。
Compared with other maize hybrids, they are characterized by poor low temperature resistance, good high temperature tolerance, fast growth, high photosynthetic efficiency of leaves and high yield etc.
这些品种与其它品种比较具有耐寒性差、耐高温性好、生长速度快、叶片光合效能强和产量突出等生理特性。
Results: The Pill could obviously increase the weight, spleen coefficient, tolerance to low temperature and survival rate in low temperature.
结果：该丸能明显增加脾虚小鼠的体重、脾脏系数，增强脾虚小鼠对低温的耐受性，提高低温条件下脾虚小鼠的存活率。
Because the high temperature strength of the ferrite stainless steel is low, the breadth of the slab made from the vertical-arc continuous casting machine do not reach tolerance.
铁素体不锈钢由于高温强度低，直弧型连铸机生产的板坯宽度尺寸难以满足公差要求。
The cultivars with strong tolerance to chilling were easily induced by low temperature.
耐冷性强的品种容易受低温诱导。
Current researches about it are mainly focused on its flooding tolerance, and its habitats in China implies that it is vet adaptive to drought, salt, both low and high temperature.
国外的对它的研究主要集中在它的高度耐涝性，而在国内的分布显示它对干旱、盐、低温与高温生境有很强的适应能力。
Screening methods and indexes for cucumber low-temperature tolerance at early stage.
黄瓜低温耐受性的早期鉴定方法与指标。
The relative Electric Conductivity (REC %) was regarded as the reliable physiological indication for tolerance to low temperature in leaves of c.
叶片的电解质外渗率(rec)的变化是茶梅低温胁迫后较为稳定的生理指标。
Vegetable varieties growing in advanced greenhouse must have some special properties including luxuriant growth, continuous fruit setting, low temperature and low light tolerance.
要求蔬菜品种具有旺盛的生长势、持续的结果能力，同时需具备耐低温、弱光的能力。
The cold tolerance and the physiological change under low-temperature of selected Guizhou local cold-tolerant rice varieties during their flowering stage were identified.
对已筛选出的苗期特耐冷的贵州地方水稻品种进行了开花期耐冷性鉴定，同时测定了在冷处理条件下其生理生化特性的变化。
Z6, Semi-ceramic with low asbestos fibers. High friction coefficient, high temperature tolerance and less wear ratio.
半陶瓷低石棉型，特点：高温热稳定性好，刹车舒适，无噪音，摩擦系数稳定，耐磨性好， 米黄色。
The effect of Astragalus is obviously better than Codonopsis in hot board test and hypoxia tolerance test under ordinary pressure. But there is little difference in low temperature swim experiment.
其中在抗热刺激和耐缺氧实验中黄芪作用明显优于党参，而在低温游泳实验中黄芪和党参的作用无明显差别。
The sulfur tolerance of Type B204 catalyst for the low temperature shift conversion of carbon monoxide was studied.
对B204型低变催化剂进行了耐硫性能的研究。
Further, the gene of the transcription factor is used to transform a plant, thereby improving tolerance against environmental stresses such as low temperature, dehydration, and salt stresses.
另外，将转录因子的基因用于转化植物，从而提高对环境胁迫如低温，脱水，和盐胁迫的耐受性。
Further, the gene of the transcription factor is used to transform a plant, thereby improving tolerance against environmental stresses such as low temperature, dehydration, and salt stresses.
另外，将转录因子的基因用于转化植物，从而提高对环境胁迫如低温，脱水，和盐胁迫的耐受性。
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