fixed adj. 1.固定的;确定的,不变的,固执的。 2.【化学】凝固的,不易挥发的。 3.〔美口〕(在经济上)处境…的。 4.〔美俚〕(比赛等)通过作弊预先安排好结果的。 a fixed deposit 定期存款。 a fixed fact 〔美国〕确定事实。 a fixed gun 【军事】固定机枪。 a fixed income 固定收入。 a fixed point 警察常驻的地方。 fixed par of exchange 汇兑的法定平价。 a fixed oil 不挥发性油,固定油。 well fixed 〔美国〕生活宽裕。
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The traditional construction of structure and verification of intensity is based on fixed value analysis , in another words , the geometrical size , physical performance and the load of structure are all fixed values 传统的结构设计和强度校核是基于确定性分析,也即结构计算时假定结构的几何尺寸、材料的物理性能以及所受的载荷都是确定值。
The basic agc roles include : ( 1 ) making generation follow the load change , and holding system frequency on fix value ; ( 2 ) dispatching power to each area , and holding exchanging power on fix value between each area 其主要功能是响应负荷和发电的随机变化,维持电力系统频率为规定值,响应各区域分配系统发电功率,维持区域间净交换功率为计划值。
We compare local self - adaptive way with the fixed value in binarization , and use mathematical morphology method to thin image . experiments show that the algorithms we mentioned can enhance the quality of fingerprint image efficiently 在二值化中采用局部自适应方法与传统的固定阀值方法作比较,细化中运用了数学形态学的方法,对指纹图像进行细化。
Abstract : this paper gives a formula of directed area for pedal polygon of polygons inscribed in a circle . using this formula , we obtain some fixed value theorems for this kind of pedal polygins . thus some results of pedal triangles are generalized 文摘:给出圆内接多边形的垂足多边形的有向面积公式,并利用该公式获得圆内接多边形的垂足多边形和正多边形的垂足多边形的若干结果,从而推广了垂足三角形的一些结论。
Traditional finite element calculation of saturated seepage always takes permeability coefficient as a fixed value , actually the permeability coefficient of unsaturated soil appears to be in a non - linear function relation , and has close relation with volume moisture content and pore water pressure 摘要传统的有限元饱和渗流计算往往把渗透系数取作定值,而实际上非饱和土渗透系数呈非线性函数关系,与体积含水率、孔隙水压力密切相关。
0 , respectively . the regression analysis shows that the velocities are liner relationship related to porosity and clay content . using such regression formula to sonic logging data indicates that the coefficients of the formula should be determined by statistical method about specific area , instead of fixed values 回归公式应用于声波测井资料的结果显示,对于特定的地区,岩石波速和孔隙度泥质含量关系的具体表达式应从井资料经统计分析得到,没有一个统一的公式适用任何地区。
By the large quantity of indoor and field soil mechanics test , this paper investigated physics and mechanics property of xigeda stratum and xigeda compounding filling , profoundly and systematically studied on shearing strength , cbr ( including indoor cbr and field cbr ) and intensity feature of xigeda compounding filling . the new achievement and cognition as follows : ( 1 ) cbr value is decided by moisture content and mudstone content of xigeda compounding filling . the filling material can satisfy minimum intensity standard of express highway when mudstone content is less than some fixed value , ( 2 ) this paper established field cbr standard value which can synthetically evaluate the filling material nature and field compaction degree . ( 3 ) the optimal compacting mean of xigeda compounding filling is hard oscillation first and weak oscillation later , not traditional way which is weak oscillation first and hard oscillation later . ( 4 ) this paper put forward the conception of optimum moisture content in construction different from optimum moisture content of indoor impaction 本文以昔格达填料强度特征为研究对象,通过大量的室内及现场试验,从昔格达地层岩组的物理力学性质、昔格达填料的物理性质入手,对昔格达填料的抗剪强度、室内承载比及现场承载比特征进行了较系统地研究,获得了如下认识及进展:昔格达混合填料承载比值受填料含水量及其中泥岩含量的影响,当泥岩含量小于一定值时,昔格达混合填料具有较高的承载比值,能够满足高速公路对填料的最低强度要求;建立了综合评判昔格达填料性能及现场压实效果的现场承载比( cbr )标准;对于昔格达填料而言,最佳的碾压方式为先强振后弱振而不是传统的先弱振后强振;提出了与室内击实最优含水量相区别的施工最佳含水量的概念。
The computation shows that the structural reliabilities is improved by use of the elastic joint . the calculation obtained from the seismic input model proposed by oujinping is more closed to the analysis calculation from fixed value , and the calculating results from the other two seismic input models are larger . 6 结果表明,管段采用弹性接头,隧道纵向振动可靠度有明显提高,隧道横向振动可靠度也略有提高,欧进萍等提出的模型所得结果更接近于定值分析结果,而其它两种模型的计算结果偏大。