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xr造句

"xr"是什么意思  
造句与例句手机版
  • Xr series rigid tooth flank helical gear units
    Xr系列斜轮硬面减速机
  • There are two cases during transforming . when it is s = xr
    在转换过程当中分成两种情况:当s = xr
  • Xr series rigid tooth flank helical gear units variable speed machine
    Xr系列斜轮硬面减速机与无级组合
  • Used medical equipments and offer ct , mri , xr repairing service and e - business
    中古的mri与x - ray医学仪器的维修与销售服务
  • Xr , x . r . ex - right
    无优惠权认购新股
  • X - ray diffractomer xr
    射线衍射仪
  • Does still have it tomorrow ( the stock of xr usually ) can you go up can you drop
    还有它明天( xr的股票一般情况下)会涨会跌?
  • Xr ( extended recording ) movie gives you the power to record movie clips with sound for the entire length of the memory card
    Xr (延长录影)短片拍摄功能可让您拍摄有声的短片片段,直至记忆卡容量载满为止。
  • At end - point , the venlafaxine xr group had a significantly greater decrease in the number of days with headache compared with placebo ( p = 0 . 05 )
    治疗结束时,与安慰剂比较,文拉法辛缓释剂明显减少了头痛天数。
  • Pan xr , yang wy , li gw , et al . prevalence of diabetes and its risk factors in china , 1994 . diabetes care , 1997 , 20 : 1664
    陈兴宝,唐玲,陈惠云,等. 2型糖尿病并发症对患者治疗费用的影响评估.中国糖尿病杂志, 2003 , 11 : 238
  • ( 3 ) the software modflow is a authority software in the world edited by professors chunmiao zheng etc , this paper uses the software successfully to model the pollution area and pollution concentration of the element 90sr in fracture water in hae field and its chang
    软件成功地运用到放射性废物处置的环境评价领域。三维动态模拟锯进入裂隙饱水带后的污染范围、污染浓度分布及其随时间的变化规律,确定了xr的污染区域。
  • Xr series rigid tooth flank helical gear units have the feature of high versatility , good combination and heavy loading capability , along with other merits such as easying to attain various transmission ratio , high efficiency , low vibration and high permissible axis radial load
    Xr系列斜轮硬面减速机是通用性强组合性好承载能力高的一种减速机,它不仅很方便地获得各种不同的传动比,而且效率高振动小允许有高的轴伸径向载荷。
  • The paper is concerned with periodic solutions to nonautonomous second order hamilton systems where , m : [ 0 , t ] - s ( rn , rn ) is a continuous mapping in the space s ( rn , rn ) of symmetric real ( n x n ) - matrices , such that for some u > 0 and all ( t , z ) [ 0 , t ] x rn , ( m ( t ) x , x ) > u | x | 2 . a s ( rn , rn ) , f : [ 0 , t ] x rn r is continuous and f : [ 0 , t ] xr r exists , is continuous and we study the existence of periodic solutions of the systems by using ekeland variational principle and the saddle points theorem . we suppose that the nonlinearity vf and potential f belongs to a class of unbounded functional . our work improves the existed results . we obtained the results of multiplicity of periodic solutions of the systems by using lusternik - schnirelman category theory and the generalized saddle points theorem , and the functional does not need the condition of constant definite . at last , we obtained the existence of infinity many distinct periodic solutions of the corresponding non - perturbation systems by using the symmetric mountain pass theorem
    ( ? , ? )为r ~ n中内积, | ? |为对应范数。 f [ 0 , t ] r ~ n r连续, ? f ( t , x )存在且连续, h l ~ 1 ( 0 , t ; r ~ n ) 。利用ekeland变分原理和鞍点定理讨论了该系统周期解的存在性,把非线性项和位势函数放宽到一类无界函数,推广了这方面工作的一些已有结果;利用广义鞍点定理和lusternik - schnirelman畴数理论得到了该系统的多重周期解,取掉了泛函的常定要求;最后利用对称山路定理得到没有扰动时系统的无穷多周期解。
  • The company passed iso9001 in 2001 : 2000 international quality management system attestations . now the predominant product has already become xr series helical gear units , xf series parallel shaft helical gear units , xk serial helical - bevel gear units , xs series helical - worm gear units , xt series spiral bevel gear units , xb series high power gear units , xh series high power gear units , nmrv series worm gear units , mb , mbn series planetary friction mechanical speed variator , x , b series cycloid reducer , wb series cycloid micro reducer to wait more than ten serieses , several thousand kinds of specificationses of in general use product
    现主导产品已形成xr系列斜轮硬面减速机xf系列平行轴斜轮减速机xk系列斜轮螺旋锥轮减速机xs系列斜轮蜗轮减速机, xt系列螺旋锥轮减速机, xb系列螺旋锥轮-斜轮减速机xh系列平行轴斜轮减速机nmrv系列蜗轮减速机, mb mbn系列行星锥盘无级变速机, x b系列摆线针轮减速机, wb微型摆线针轮减速机等十几个系列数千种规格的通用产品。
  • On one hand , this task made use of vc6 . 0 to deal with the gray image which was collected by daheng video _ pci _ xr card on the windows operation platform through the way of interface ; on the other hand , it made some researches and the realization of technique on the meeting joint of the function in matlab engine and the disposal system of digit image . as a result , it can successfully transfer the image of matlab to handle the function in v . c6 . 0 and make a comparison on time and effect with the result made in v . c6 . 0
    本课题一方面在windows操作系统平台上,通过人机界面的方式利用vc6 . 0对大恒video _ pci _ xr卡采集后的灰度图像进行软件处理,另一方面对matlab引擎库函数和数字图像处理系统的接口进行了研究和技术实现,从而在vc6 . 0环境中成功调用matlab的图像处理函数,在时间和效果两方面和vc6 . 0的处理结果进行了比较。
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