Prediction model of frost-resistance grade for pavement cement concrete;
铺面水泥混凝土抗冻标号预估模型
Taking the Yushu airfield which is being built in Qinghai Province as the sample,the anti-freezing index value of the concrete pavement of the plateau airfield is studied based on the analysis of its specific climatic features.
依托正在建设的青海省玉树机场,在详细分析其独特的气候特点基础上,有针对性地进行了高原机场道面混凝土抗冻指标研究。
Study on relationship between permeability coefficient and impermeability mark of roller compacted concrete;
碾压混凝土渗透系数与抗渗标号关系研究
In this paper, methods to determine the permeability evaluation index are introduced firstly, and then,idea and method to determine the relationship between indoor experimental permeability coefficient and the impermeability mark are put forward.
提出了一种确定室内试验渗透系数与抗渗标号间关系的思路和方法 ,并根据在自行研制的高压多功能渗透仪上所做的大量芯样室内试验的成果 ,建立了江垭大坝碾压混凝土室内试验渗透系数与抗渗标号间的初步关系。
This paper presents an application of HLHEA high performance concrete expansive agent in reinforcing project of coast Niutoushan reservoir, practice shows that shrinkage compensating concrete with compound mixing of HLHEA high performance concrete expansive agent, water reducer, airproof agent etc could improve anti-crack, anti-seepage and anti-freeze qualities of concrete.
本文介绍了HLHEA高效混凝土膨胀剂在临海牛头山水库除险加固工程中的应用,工程实践证明使用HLHEA高效混凝土膨胀剂和减水剂、引气剂等化学外加剂复合,可配制补偿收缩混凝土,提高混凝土抗裂、抗渗、抗冻性能。
Effect of high-frequency vibration on concrete air content and frost resistance;
高频振捣对混凝土含气量和抗冻性的影响
Effect of FC admixture on anti-permeability and frost resistance;
FC料对混凝土抗渗抗冻性能的影响
Effect of FC admixture on anti-permeability、frost resistance and dry shrinkage-resistance;
FC掺和料对混凝土抗渗、抗冻和抗干缩性能的影响
Anti-freezing index value of the concrete pavement of airfield in the Qinghai-Tibet Plateau
青藏高原机场道面混凝土抗冻指标研究
Change Regularity of Different Frozen Damage Degrees on Physiological Indles of Peach Flower Buds
桃花芽不同受冻情况其抗寒性生理指标的变化规律
Probe into Anti-Freeze Strength Evaluation Norm of Silicate Brick Mixed with Fly Ash etc and Suggestion
关于粉煤灰等硅酸盐砖抗冻性强度评定指标的探讨及建议
A Discussion on the Evaluation Indexes of Asphalt Pavement in Permafrost Regions
多年冻土地区公路路面评价指标探讨
Discussion of Royal Jelly's Fresh Degree Indexes and Effects of Repeated Freezing and Thawing on Royal Jelly
蜂王浆新鲜度指标的探讨与冷冻解冻对蜂王浆的影响
A Comparative Study on Changes of Biochemical Parameters of Pseudosciaena crocea by Different Chilling Medium During Storage
不同介质低温速冻对养殖大黄鱼冻藏生化指标的影响
Method of Sensory Evaluation About Application of a Vacuum Freeze-dry Coriander on Instant Noodle
冷冻干燥香菜在快餐面中的感观指标评价方法
A Discussion on the Classification Index of the Frost Heave of the Canal Base soil
关于渠道基土的冻胀性分类指标问题探讨
Control of variables in freezing and drying beef
冷冻干燥牛肉在加工过程中指标的调控
Drought Resistance Identification and Drought Resistance Index Selection of Melilotoides Ruthenica;
扁蓿豆抗旱性鉴定及抗旱指标的筛选
On Antislide Index and Standard of SMA Pavement
对SMA路面抗滑指标与标准的探讨
Calibration on target reliability index of anti-sliding stability for sluices in mountainous area
山区水闸抗滑稳定目标可靠指标校准
STUDY ON INDEX SYSTEM AND GENETIC CHARACTERISTICS OF DROUGHT RESISTANCE IDENTIFICATION IN MAIZE;
玉米抗旱性鉴定指标体系及抗旱鉴定指标遗传特性的研究
Molecular Structures and Antifreezing Mechanism of Fish Antifreeze Polypeptides and Glycoproteins
鱼抗冷冻多肽的分子结构和抗冻机理
Study on Freezing Damage Occurrence of Branches,Flower Buds of Korla Fragrant Pear and Its Correlation Physiological Indexes
库尔勒香梨枝条、花芽冻害发生程度与相关生理指标研究
Studies on Appraisal Indices of Chilling Resistance and Screenign Materials of Chilling Resistance in Eggplant;
茄子抗冷性鉴定指标及抗冷材料筛选的研究
Drought Resistance Identification and Research in Drought Indexes of Different Winter Wheat Cultivars
不同冬小麦品种抗旱性鉴定及抗旱指标研究
Tentative study on the seismic performance and index for different performance level of SRC columns
SRC柱抗震性能和抗震性态水平指标试验研究