1.Test results show that gradation 1 and gradation 4,gradation 2 and gradation 3 have the similar performance of frost resistance; the frost resistance coefficient of the former is about 40% when the cycle of freezing and thawing is 50 and the coefficient of the latter is still larger than 70% when the cycle is 100.Besides,the former is much smaller than the latter and the frost resistance coefficient decreases with the increase of cycle of freezing and thawing.
结果表明,级配1与级配4,级配2与级配3具有类似的抗冻性,前者冻融循环50次后抗冻系数约为40%,后者冻融循环100次后抗冻系数仍大于70%,前者明显低于后者,且抗冻系数分别随着冻融循环次数的增加而降低。
2.Results show that design continuous dense gradation asphalt mixture with Bailey method offers mineral aggregate gradation the effect of framework dense structure,which has good anti-permanent deformation capability and anti-water damage capability,it has relatively well meliorate the gradation segregation problem and inadequate compaction problem in asphalt pavement construction and it may well satisfy the performance demand for asphalt pavement in warm wet area.
研究表明,采用贝雷法对连续密级配沥青混合料进行设计,可使矿料级配达到骨架密实结构的效果,具有良好的抗永久变形能力和抗水损害能力,并较好地改善了沥青路面施工中的级配离析问题和压实度不足问题,满足了湿热地区对沥青路面的性能要求。
3.The esthetic personality of Zhuangzi is a change from conditional state to non-conditional state, is an enhance from logic gradation to practice gradation to esthetic gradation, is a process of Wu-ming transcending value and reason, Wu-gong transcending benefits, and Wu-ji regressing the esthetic state "Shen-ren-yi-he".
摘要庄子所追求的审美人格，有一个从“有待”而“无待”的转变，一个从逻辑层面、实践层面向审美层面的递升，也是庄子以“无名”超越理性与价值，以“无功”超越功利，以“无己”回归“神人以和”的审美境界的过程。
4.Targeting at humid and rainy weather conditions in Southern China,this paper introduces carrying out mineral aggregate gradation design and inspection to continuous dense gradation asphalt mixture with Bailey method.
针对我国南方湿热多雨的气候条件,通过采用贝雷法对连续密级配沥青混合料进行矿料级配设计和检验,提出了与之相应的贝雷法检验指标适用范围。
5.The thesis provides the theoretical basis for gradation teaching from the aspects of pedagogy and psychology and puts forward the ideal teaching model and management of English gradation teaching.
本文从教育学、心理学角度，分析了基础英语分级教学的理论依据，并结合我院分级教学试点的实施情况，提出了基础英语分级教学模式的设计与管理构想。
6.The design system of multilevel dense built-in gradation(MDBG) consisting of coarse skeleton structure and fine skeleton structure was presented on the stage filling theory and particle interfering theory as design basis and the Bailey method as test criterion. The system included coarse aggregate grading design,fine aggregate grading design,synthetic aggregate grading design and checking design gradation by Bailey method.
以逐级填充理论和粒子干涉理论为设计依据,以贝雷法为设计和检验标准,提出了由集料主、次骨架结构形成的多级嵌挤密实级配(MDBG)的设计体系,包括粗集料级配设计、细集料级配设计、合成级配设计及贝雷法对设计级配的检验。
7.In order to seek for a drilling blasting method, which has a rapid drilling speed and high blasting effectiveness, and can effectively control the size and gradation of blasted stones, an bore hole(?=250mm) rotatory driller was firstly used to exploit filler for panel rock-fill dam where the size and gradation are strictly required.
该现场试验研究的主要目的是寻求钻爆速度快、效率高 ,且能有效控制爆落石料的粒径和颗粒级配组成的钻爆方法。 因此首次尝试将钻爆效率较高的超大孔径? =2 5 0mm牙轮钻机 ,用于有严格级配和粒径要求的面板堆石坝料的爆破开采 ,取得令人满意的爆破效果。
8.During Superpave mixture gradation design, Bailey method is very useful in gradation selection and evaluation.
在进行 Superpave混合料级配设计时 ,贝雷方法可以作为重要的级配选择和评价工具。
9.The paper studied the Bailey method for aggregate grading design and evaluation and recommended the sieve of 0.075mm as the minimal control sieve,and the indexes for design and evaluation of the SMA16 gradation. The road-use performances of asphalt mixtures were tested for gradation contrast before and after adjustment.
以贝雷法级配设计理论为基础,将0.075mm筛孔作为最小控制筛孔,提出了适合SMA-16型级配的检验指标范围和理论依据,并对调整前后的SMA-16型级配沥青混合料的路用性能进行了试验验证。
10.Bailey design method for aggregate gradation is to select different coarse aggregate chosen-unit-weight to form different aggregate skeleton structure, it also suggests using three ratios, [CA] Ratio, [FA_c] Ratio and [FA_f] Ratio, to analyze composite gradation. Thus the designed mixture has good rutting resistance and endurance.
通过贝雷法确定不同的粗集料选取密度,形成不同的集料骨架结构,进行集料级配设计。 提出了运用3个比例参数[CA]比、[FAc]比、[FAf]比,分析合成级配的方法,使设计的混合料具有较好的抗车辙性能和耐久性。
