查询词典 deck beam

The second is a multi-beam structure, such as the use of cusp-type trencher Australia's seeder Wudaoliang general, beam and beam of about 1m apart about ditching devices were arranged in a different beam.

二是采用多梁结构，如澳大利亚采用尖角型开沟器的播种机一般有五道梁，梁与梁相距约1m左右，开沟器分别布置在不同的梁上。

By utilizing the unitary matrix, the transmitter decouples the input signal into spatial orthogonal beam directions with the matched filters in beam directions in the receiver, and the gain obtained by each data block can be equivalent to the sum of the projection from the channel matrix to the corresponding beam directions. Beam selection is adopted to maximize the minimum gains of all the blocks, which can improve the system diversity gain efficiently.

发射端采用酉矩阵将数据映射到空间正交的波束方向上，通过接收端波束方向上的匹配滤波，各数据分块所获得的增益为信道矩阵在其波束方向上的投影之和，波束选择通过最大化所有数据分块最小增益，从而有效地提高了系统的分集增益。

LiFeng Machine Co., Ltd, a joint-stock company, which is a subsidiary of LiFeng Machinery Group, specializes in DNC Beam Press-brake, DNC Hydraulic Beam Shear, Hydraulic Beam Press-brake, Beam Straightening Lapping Machine and equipment of cold forming production line, sectional production line, machine automatic lacquering production line, etc.

佛山市南海力丰机床有限公司经济飞速发展的珠江三角洲，占地面积15万平方米，新建重型标准工业厂房6.5万平方米，内部涵盖了力丰重工、力丰数控、力丰油缸、力丰开卷机、校平机冷轧成型生产线加工分公司；力丰机床现有员工1000多人，其中各级专精尖人才120多人，拥有一个行业顶尖的研发中心。

Simulative results show that the electron beam can be transported in the unmagnetized plasma-filled for two reasons. The first, the plasma neutralizes the majority of the space charge forces within the beam. The second, radial electric field generated by electron beam interaction with the plasma leads the beam to converge along axis. By PIC simulation, we find that atomic mass of the background ion effects on the Characteristics of the plasma-filled devices.

非磁化等离子体填充的RBWO-FEL的模拟表明只有在一较窄的背景等离子体密度范围内，电子注才能良好传输，产生泵波及激光功率输出，并都存在有峰值功率点，同实验观测到的结果完全吻合；该范围内，电子注的传输是由于背景离子中和了注中径向发散空间电荷力及注在等离子体中产生的径向的电场使注在轴向汇聚。

In recent years, beam-shaping methods are rapidly developed which include beam collimating, beam-shaping and beam focusing.

近几年发展起来的一种耦合方案是整形耦合法，其包括光束准直、光束整形、光束聚焦三部分。

The mirror is applied in laser beam expand system, it can not only control the sending and incepting directions of the high energy laser beam accurately, and adjust the oblique high energy laser beam, but also can improve the beam quality by minishing the mirror thermal distortion.

本文介绍了一种应用于高能激光系统中的新型二维快速控制水冷反射镜，既可实现精确控制激光发射和接收光轴的方向，对光束整体倾斜方向进行校正，又可实现减小镜面热畸变提高光束质量的功能。

For the frame foundation beam with prestressed anchor cable on the linearly elastic Winkler foundation model, elastic two-constant foundation model and isotropic elastic half-space foundation model, the thesis puts up the finite element computation model which can consider the harmonious deformation of the beam and foundation and the influences between the prestressed anchor cables. The limit design idea of the cable foundation beam has been brought out, which can ensure the safety of the beam with the limit capability of the anchor cable. The computing procedure has been given and programmed.

给出了包括线弹性Winkler地基模型、双参数线弹性地基模型以及各向同性弹性半空间体地基模型上预应力锚索地梁有限元力学计算模型，该模型能同时考虑地梁与岩土体的协调变形，各锚索预应力之间的相互影响，并据此编制了计算程序；考虑到锚索地梁的工作特点，提出了锚索地梁的极限状态设计思想，在充分发挥锚索承载力的同时保证了地梁的安全，给出了其具体计算过程和有限元程序。

Compared with the result of plane wave, additional beam factor represents the effect of Gaussian beam, which is related to beam waist size, distance from beam waist to object center and the illuminated area on object, together with the incident or scattering angles.

与平面波解不同的是，在公式中引入了波束因子这一表征波束作用的重要参量，该参量与束腰半径、束腰中心与物体中心距离和物体照射面积以及入射、散射方向有关。

For DHS model, one beam can act as pump beam to supply energy for the other beam, which behaves as the signal beam.

对于后者，我们把提供能量的光束称为泵浦光，得到能量转移的光束称为信号光。

Hobbies: shopping, reading, swimming, and her little dog to play together; favorite color: pink; favorite food: mango; Idol: Podkopayeva (gymnasts of the former Soviet Union), Holguin Na; major achievements: 2003 Pan American Games champion on the balance beam, the third free-speaking, second runner-up on the uneven bars; 2005 Gymnastics World Championships women's balance beam, uneven bars gold medal, the women's individual all-around, speaking of free silver; the United States World Cup champion on the balance beam, uneven bars, sixth.2006 Gymnastics World Championships runner-up women's groups, the uneven bars runner-up; 2007 Gymnastics World Championships women's team title, the champion on the balance beam, uneven bars runner-up, fifth all-around.

业余爱好：逛街、读书、游泳、和她的小狗一起玩；最喜欢的颜色：粉色最喜欢的食物：芒果偶像：波德科帕耶娃、霍尔金娜主要成绩： 2003年泛美运动会平衡木冠军、自由操季军、高低杠季军； 2005年体操世锦赛女子平衡木、高低杠金牌、女子个人全能、自由操银牌；美国世界杯平衡木冠军、高低杠第六名； 2006年体操世锦赛女子团体亚军、高低杠亚军； 2007年体操世锦赛女子团体冠军、平衡木冠军、高低杠亚军、全能第五名。

A carrier gas such as nitrogen is directed through line 20 and valve 22 to connect with line 26 and mix with the gas sample.

如氮气之类的载体通过管线20和阀22引入，与管线26相通，与气体样品混合。

But for the most part, knaves and parasites had the command of his fortune

然而支配他的家产的大多是恶棍和寄生虫。