峰谷的英文

• peak valley

• 峰    peak; summit
• 谷    valley; ravine; gorge
• 峰谷比    peak to trough ratio; peak to valley ratio; peak-to trough ratio; peak-to valley ratio; peak-to-trough ratio; peak-to-valley ratio
• 峰谷差    valley to peak
• 电流峰谷比    pvcr
• 峰谷电费    peak electricity fee
• 峰谷振幅    peak-to-trough amplitude
• 峰谷时间厚度    peak-trough time thickness
• 峰谷相对振幅    peak-trough relative amplitude
• 峰谷形布料方式    rill and valley pattern
• 峰高原牧场    walter peak
• 峰高响应    peak height response
• 峰高数字转换器    peak height digitizer
• 峰高铺    fenggaopu
• 峰高计算点    calculate point of humheight; calculate point of hump height

• The conclusion shows that the bargain game theory surely can be used to determine the peak and valley lime price , enhance the participation right of demand side and improve dsm level finally
  分析结果表明，轮流出价的讨价还价博弈模型可以很好地解决峰谷分时电价的确定问题，加大用户侧的话语权，最终提高电力需求侧管理的水平。
• The density distribution shows coronet as to the single mode . and the density distribution shows equality as to the multi - modes , except the little hollow in the optical fiber core . the second is coherent incidence light
  结果表明，对于非相干情况，输出光强为中心对称和沿径向非均匀衰减形式；对于相干情况，输出光强分布为复杂的峰谷分布形式。
• In order to get the above - mentioned parameters on contact surface , the traditional method is that observe the surface and photograph using ordinary testing equipment , compare and artificially analyse the image . this method is relatively backward
  这种方法较落后，只能进行二维平面图像的分析，丢失了深度信息，对于表面峰谷分布形图像及表面粗糙度特征数值很难直观分析。
• In order to calculate synthetic seismograms in a layered half - space with the sources and the receivers at close or same depths , an efficient numerical integration method - the peak - trough averaging method ( ptam ) is proposed , based on the repeated averaging method
  摘要为了计算在震源和接收点深度相同或相近情况下分层半空间介质中的合成地震图，在重复平均法的基础上加以改进，提出一种有效的数值积分方法峰谷平均法。
• In the modern power system , acute fluctuation of load lead to great difference of wave crest and trough , abundance non - linear load make severe aberrance of current and voltage wave . these factors make remarkable increase of error of energy metering and unrational billing
  现代电力系统中，负荷波动剧烈使负荷峰谷差值很大，大量的非线性负荷使电流、电压波形畸变严重，这些因素使电能计量误差显著增大，并使计费不合理。
• Wra - fluey ring cleaner , green , the body is of micro - porous type , soft and elastic with special surface structure capable of absorbing flying floss , oil , moisture , and static form rubber roller , ring , dent roller , metal duff , so as to keep up elements clean and dry
  清洁辊绒圈，绿色，本体为微孔层、柔软富有弹性、表面有峰谷，可吸附胶辊、胶圈，锯齿罗拉，金属道夫表面的微量飞花、油剂、水分、静电质等，从而保持元器件的结晶干燥。
• Mz , a , sk , kg and sc / d ( ratio of the sum of silt and clay to sand ) of fluvio - lacustrine , palaeosols and aeolian sands constitute an interlocking , multi - fluctuation process curve with peak and valle y values : the < & value of mz , o and sk values often increase accordingly from aeolian sands to its overlying fluvio - lacustrine facies or / and palaesols , the kg value heightens , too , and the sc / d value also basically consists with its change steps
  河湖相和古土壤与风成砂的mz 、 、 sk 、 kg以及sc d (粉砂粘土之和与砂的比值)构成一峰谷交替、犬牙交错的锯齿状多波动过程线：常常是由风成砂至上覆河湖相或和古土壤， mz的值、 、 sk值相应增大， kg相应增高， sc d值亦与之变化步骤基本一致。
• In the plate region of a vehicle image , the gray value varies frequently in cross - direction , so we define a parameter " . cross variance " to describe it . we also calculate other parameters to approximately locate the plate , they are the space length between two chars , the thickness of stroke , the peak and trough of gray value , the ratio of width and length , etc . at last , we exactly locate the plate by the theory of mathematical morphology
  该方法根据图像车牌区域横向灰度值变化频率比较大这一特征提出了横向方差参数，并结合车牌的字符间距、笔划粗细、灰度峰谷值、长宽比值等特征粗定位车牌，在车牌的精确定位中利用了数学形态学的方法。我们从某高速公路收费站实地拍摄的照片中选取了1000多幅作为实验样本数据。
• Considering the electrovalence , the curve of water consumption and the reliability of water supply , this paper respectively sets up the model based on the maximal flux and the model based on the expectation flux . it takes yearly expenditure converting value and yearly cistern converting value as target function and takes continuity equation , velocity of flow and compression resistance of cast iron pipeline as restrictions and sets up the pga model on optimal design of water supply networks
  考虑到峰谷电价、用水量变化曲线及用水可靠性因素的影响，分别建立了以最高时流量设计管网的模型和以期望时流量设计管网的模型，以年费用折算值加上清水池年造价折算值为目标函数，以连续性方程、管中流速和铸铁管耐压值等为约束条件，进行并行遗传算法对给水管网优化设计的实现。