查询词典 almost equivalent

And it must be concretely analyzed what degree of angular correlation the distributed source from can be equivalent to an independent distributed source or a coherent distributed source.

在此基础上，将该模型由瑞利信道条件推广到莱斯信道条件，给出了莱斯信道的分布源模型描述与克劳限的计算公式。

In other words, describing an orientation is mathematically equivalent to describing an angular displacement.

换句话说，在数学上描述方位就等价于描述角位移。

This is equivalent to an angular distribution of constituent plane waves.

这等价于各种成分的平面波的角分布。

His idea is that the human brain is the anthropoid equivalent of the peacock's tail.

这人有一个想法，如果是真的，将会改变人们认识自己的方式。

His idea is that the human brain is the anthropoid equivalent of the peacock's tail. In other words, it is an organ designed to attract the opposite sex.

他的观念即人脑是一个与雄孔雀的尾巴相类似的东西，也就是说，它是一个用来吸引异性的器官。

This method can be designed in the preset lighting caliber, they will maintain higher smoothing properties of the DOE, equivalent to the design phase of the DOE on improving the lighting caliber tolerance and anti - horizontal position error capacity.

这种方法可以设计在预定的照明口径范围内都保持较高匀滑性能的DOE，相当于在设计阶段就提高了DOE的照明口径宽容性和抗横向位置误差的能力。

Since 1987, active in building a financial anti-desertification projects, seed bases, animal breeding, one equivalent to the desert eco-tourism eco-engineering model of the desert zone, present in this model around the region to carry out wildlife conservation work and the edge of the desert governance "China desert safari park" has begun to take shape.

自1987年以来，积极建设一个融防沙治沙工程、种苗基地建设、动物繁育、沙漠生态旅游等于一体的沙漠生态工程示范区，目前在这个示范区内围绕开展野生动物保护工作和沙漠边缘治理的"神州荒漠野生动物园"已初具规模。

A specimen of Apatosaurus (better known to many laymen as Brontosaurus) that had been examined using the previous method is now thought to have weighed 18 tonnes rather than 38 tonnes—the equivalent of only about three fully grown African elephants, instead of seven.

通过使用他们的方法，雷龙的标本（被业余人士熟知为迷惑龙）体重现在认为达18吨，而并非38吨，是三头完全成年象的体重，并不是七头。

Convert relationship of prototype robot joint angle and equivalent model joint angle is presented based on the method of kinematics inverse solution. The Jacobian algorithm of redundant robot for achieving effective joint excursion is studied, which is fit for digital calculating. The grads projection algorithm of redundant robot multi optimizing capability function's proportion factor is deduced. The issues of apery arm robot singularity and joint self-movement are researched. The simulation experiment result of apery arm joint self-movement and line movement is presented.

因为七自由度拟人手臂机器人的建模比较困难，采用了在等效模型下求解其运动学逆解的方法，给出了原机器人机构关节角与等效模型关节角之间的转换关系；提出了一种适于数值计算的有效的求解有关节偏置的冗余度机器人Jacobian的算法，并在此基础上推导了冗余度机器人多优化性能指标函数的均衡比例因子梯度投影算法；研究了拟人手臂机器人的奇异问题和关节自运动问题；给出了拟人手臂进行关节自运动和进行直线轨迹跟踪的仿真实验结果。

Through transformation of parameters, the meshing design system among Hy-Vo silent chain, sprocket and hob was built up based on the research of the pitch increment and the equivalent apothem increment of the effects on the common normal line length when the Hy-Vo silent chain was wrapped around and located on the sprocket, with the proper meshing conditions of Hy-Vo silent chain and sprocket into consideration. The design method of common normal line length was put forward that can be used when the value of the sprocket pressure angle was equal or unequal to the value of the Hy-Vo chain plate pressure angle.

在分析Hy-Vo齿形链链节围在链轮轮齿上定位时其节距增量和当量边心距增量对链轮公法线长度影响的基础上，根据Hy-Vo齿形链与链轮的正确啮合条件，通过参数变化，建立了Hy-Vo齿形链－链轮－滚刀三者之间的啮合设计体系，提出了既适用于链板齿形角等于链轮压力角情况，也适用于链板齿形角不等于链轮压力角情况的Hy-Vo齿形链链轮公法线长度的计算方法。

As a dominant party,CPC government should play a guardian,supervisee and guarantee role to overcome all the difficulties in the development of charitable cause and bring it into full play in the establishment of harmonious society on policies and regulations basis.

在中国共产党的文献中第一次把发展慈善事业提到&最广泛最充分地调动一切积极因素，不断提高构建社会主义和谐社会的能力&的高度来认识。近年来，社会学界对慈善事业的理论专著发表较多，有鉴于此，笔者不揣浅陋，谈谈自己的认识和见解。

Flow through the land, the land of the scale of operation allows the effectiveness of the land may be raised.

通过土地的流转，土地的规模经营可以让土地的效益得到提升。