实际的OFDM系统通常会使用虚拟子载波，以此来避免发送信号受到发送端成形低通滤波器的影响。
In practical OFDM systems, virtual subcarriers are usually used to avoid the transmitted data being distorted by the low-pass filter on the transmitter side.
管件在内高压成形后的厚度变化趋势是从两端向中间逐渐变薄，且呈现不同的厚度带。
After tube hydroforming, the thickness of tube became thin gradually from both ends to the middle and different thickness bands appeared.
建立了汽车轮毂端盖拉伸成形三维弹塑性有限元模型，并利用MARC软件对其拉伸变形过程进行了数值模拟。
The 3D elastic-plastic finite element model for the stretch forming of automobile wheel hub end housing was established, and the deep drawing process was numerically simulated by MARC software.
至少一种预成形线圈用来将该基底织物的第一端连接至第二端。
At least one preformed coil is used to attach the first end of the base fabric to the second end.
在发送端，主要研究了差错控制编码，波形成形、扩频和8PSK调制等关键技术；
On the sending end, the paper focuses on Error Control Coding, Waveform Shaping, Spread Spectrum and 8PSK modulation, etc.
对11名复杂肱骨近端骨折行半关节成形术的病人进行抽样分析。
Biopsy samples were obtained during hemiarthroplasty procedures from 11 patients who suffered a complex proximal humerus fracture.
胫骨端重新成形，将其中心挖空，以便于新的金属假体附着。
The tibia end is reshaped and its center is hollowed so a new metal component can be attached.
针对电刷端盖压铸件结构及工艺要求，选择端盖口部大端面为动静模分型面，铸件上各成形小孔由动静模型芯对接组成，浇注系统采用中心浇道。
The small formation holes in the brush cover was constructed with the mold core in moving and static container, and center ingate was employed to the gating system.
在该方案中，接收端进行波束成形，发送端通过TH预编码进行用户间干扰抑制，同时采用层间轮换的用户调度机制。
In this scheme, the receivers perform beam-forming, while the transmitter suppresses the inter-user interference using the THP scheme.
隆凸切除合并右肺动脉袖状成形右中上叶切除加右肺下静脉袖状切除和右肺下静脉-左心房端侧吻合术1例。
Right upper-middle sleeve lobectomy combined with carinoplasty, right pulmonary artery angioplasty and right inferior pulmonary vein sleeve resection and reconstruction in 1 case.
详细分析了管端机械扩径的变形过程，总结了机械扩径成形条件；
On the second place, detailed analysis was implemented for the pipe end deformation process during mechanical expanding, and forming criterion was also obtained.
结构简单，调整方便，对嵌好线后的定子两端绕组一次成形。
It is simple in structure, convenient to adjust, capable of shaping the windings on both ends of the stator in one time after finishing wire inserting.
杆端体挤压成形。
结果自固化磷酸钙根尖诱导成形术成功率达85%，根尖形成和根端硬组织封闭完整。
Results 85% of the treated teeth got the good clinical effects of root development and apical closure.
褶皱成形后，将不浸含耐热性树脂的两端部通过缝制平坦化。
The both ends which are not subjected to the immersion with the heat-resistant resins are flattened by sewing after the drape forming.
所述外科缝合装置包括端部执行器，所述端部执行器包括具有钉成形表面的砧座，所述钉成形表面限定了多个钉成形凹槽。
The device comprises an end effector that comprises an anvil having a staple forming surface defining a plurality of staple forming pockets.
摘要：数控肋骨冷弯成形机主要用于船体肋骨等构件的冷弯加工、校平和校直工作，并能进行端切划线、气动打印特定符号等任务的智能设备。
Abstract: Abstract: CNC Frame Bending Machine is mainly used for bending, straightening of ship frame, and also it is a smart equipment for frame edge cutting and pneumatic printing.
摘要：数控肋骨冷弯成形机主要用于船体肋骨等构件的冷弯加工、校平和校直工作，并能进行端切划线、气动打印特定符号等任务的智能设备。
Abstract: Abstract: CNC Frame Bending Machine is mainly used for bending, straightening of ship frame, and also it is a smart equipment for frame edge cutting and pneumatic printing.
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