balance n. 1.〔常作 a pair of balances〕 天平,秤。 2.平衡,均衡,对称;抵消;比较,对照,对比。 3.(钟表的)平衡轮,摆轮。 4.平衡块,平衡力。 5.【商业】收付平衡[差额];余额,找头,尾数。 6.〔B-〕 【天文学】天平座,天平宫。 7.(情绪的)稳定,镇静。 8.(艺术作品中)布局和比例的协调。 9.〔美口〕 〔the balance〕 剩余部分。 10.【医学】身心平衡治疗法。 You may keep the balance. 尾数[找头等]你收下好了。 The balance of the account is against me. 两抵下来是我欠人。 a favorable [an unfavorable] balance of trade 顺[逆]差;贸易出[入]超。 balance due 账簿中贷方超过借方的数。 balance on hand 账簿中借方超过贷方的数。 balance of accounts 对账。 balance of clearing 汇划结算余额。 balance of (international) payment 国际收支差额,国际收支。 balance of power 力量对比;力量均势。 balance of trade 贸易[输出入]差额。 be (thrown) off one's balance 失去平衡;摔倒;张皇失措;烦恼。 be out of balance 在不平衡状态下。 hang in the balance = tremble in the balance. hold in balance 悬置未决。 hold the balance 掌握决定权;举足轻重。 in [on] balance 总的来说。 in the balance 犹豫未决,忐忑不安。 keep one's balance 保持身体平衡;镇定。 lose one's balance 身体失去平衡,摔倒;慌乱。 on(the) balance 两抵,结果。 redress the balance 公平处理[调整]。 strike a balance 结账;衡量得失,作出结论。 throw sb. off his balance 使(某人)失去身体平衡,使摔倒;扰乱,使(某人)狼狈不堪。 tremble in the balance 处于紧要关头,吉凶未决。 vt. 1.(用天平等)秤。 2.使均等,使平衡。 3.比较,对照;权衡,斟酌。 4.和…相抵,两抵;抵消。 5.结算,清(账)。 vi. 1.平衡,均等。 2.收支平衡。 3.踌躇;摇摆不定。 4.(舞蹈)作摇摆动作。 a balanced criticism 实事求是的批评。 a balancing plane 【航空】安定翼面;平衡翼。 a balancing test 【航空】平衡试验。 balance accounts 使收支平衡;结账。 balance the book 结清各账。 balance oneself 保持身体平衡。 balance out 【物理学】衡消。
Existence and stability of viscous shock waves for non - convex viscous balance law 一类非凸粘性平衡律方程的粘性激波解的存在性与稳定性
Global bounded solutions for reaction - diffusion systems with a full matrix of diffusion coefficients and a balance law 具有扩散系数完全矩阵和平衡律的反应扩散方程组的整体有界解
The problem of economic balance of consumer measure space has been studied in the present paper . a balance law was proposed 摘要研究消费者测度空间经济均衡的存在性问题,给出了一个均衡存在定理。
The thesis analyze a on - the - spot test model combining a projiect . utilizing the non - linear finite element theory in the article , form - finding has been took apart with node balanced laws and propping up move law . under the loads every calbe unit strength of axle and node displacement ' s variation tendencies are computed 论文还结合工程实践对一现场试验模型进行了分析。文中利用非线性有限元理论,按节点平衡法与支座移动法进行找形分析。计算了外荷载作用下各索单元轴力及节点位移的变化趋势。
This paper is concerned with , the existence and stability of travelling wave solutions for the viscous balance law which is an extension of viscous conservation law where a reaction term g ( u ) is added . l ) the existence of travelling wave solutions by geometric singular perturbation method , we investigate the existence of travelling waves ( a2 ) connecting a saddle point and a sink point and the existence of viscous shock waves c connecting two adjacent or disadjacent saddle points . by giving a detailed analysis of the fast and slow manifolds and verifying the transversality of the intersection of singular stable and unstable manifolds of the reduced problem along the singular heteroclinic orbit , we obtain the existence of travelling waves ( a2 ) in the case of a convex flow function / and that of viscous shock waves c under the assumption that f " is bounded 主要结果如下: 1 )行波的存在性本文利用[ 37 ]中几何奇异摄动理论,通过仔细分析= 0时的快流、慢流,验证= 0时慢流方程的稳定与不稳定流形横截相交于奇异异宿轨道,先在f为凸的条件下严格证明了( )存在连接不相邻的鞍点、结点的行波( a2 ) ;然后在地f有界的条件下得到( )存在连接鞍点(包括相邻和不相邻)的粘性冲击波c ,弥补了[ 11 ]缺少严格证明的不足,并推广了[ 11 ]在f为凸的条件下得到的粘性冲击波的存在性结果。
Considering the mass balance law for solute , and combining with the populance balance model and the mccabe ' s l law , a linear crystal growth rate model was presented for potassium nitrate aqueous system . the test variables of both the liquid and solid for kinetic parameter estimations were given on this model , and the experimental apparatus were also set up 基于粒数衡算模型,以kno _ 3 - h _ 2o为模型研究体系,根据结晶过程中溶质质量守恒和mccabe定律,首先建立了晶体线性生长动力学模型,并确定出动力学参数估计所需要表征的固液两相物理参数,进而建立了实验表征方法和测定装置。
The paper analyses the stress of bulk cargo , puts forward the analytic method of working out the separating interface between gas and material and establishes t he model calculating model and the movement characteristic parameter equation according as the moment balance law to determine the size , rotate speed , the drive power of screw and the productivity 分析了物料间的应力状态,提出了物料与空气分离界面的解析法,根据物料的力矩平衡建立了螺旋阻力矩的计算模型和物料的运动特征参数方程,以确定螺旋的尺寸与转速、螺旋驱动功率和输送量。