查询词典 tangential approximation

The results show that the tangential velocity distribution in the annular space shows a typical feature of strongly swirling flows and it consists of quasi-free vortex area and quasi-forced vortex area.

由于流体与双侧壁面之间的摩擦造成能量损失和湍流能量耗散，导致最大切向速度不断衰减且位置沿轴向向下逐渐向提升管外壁移动，同时涡量传递造成外部的准自由涡区逐渐增大，内部的准强制涡区逐渐缩小。

The main factors affecting the surface roughness of wood are: species, method of machining, radial or tangential section and cell structure of wood surface.

针叶材粗糙度和粗糙感的分布范围较阔叶材的窄，阔叶材的粗糙感主要受粗糙度的影响，针叶材的粗糙感主要来源于木材的年轮宽度。

This thesis concerns with the flow characteristic about the secondary wind system of power plant tangential firing boiler.

本文针对目前国内电站锅炉主要采用的四角切圆燃烧方式的二次风系统进行流动特性分析。

The main contents are as follows:Based on the vortex theory and the hydrodynamic basic equations, taking account of the viscosity effect, the expressions of the tangential speed...

主要内容包括：在涡运动理论的基础上，考虑流体的粘性效应，从流体动力学基本方程出发，分析推导了旋流分离器内流体的切向速度和切向应力的分布表达式，定性讨论了旋流分离器外壁的转动对切向速度和切向应力的影响。

However, the sword of the criminal law since high hold a memorial ceremony for whether the protection that really tangential fact conduces to individual information, be afraid of only still also have a few place not without worry.

然而，高高祭起的刑法之剑能否真正切实有助于个人信息的保护，只怕也还有一些不无忧虑之处。

Non-extension and equal shortening plane: The plane that cut through the center of the strain ellipsoid is normally elliptical but there are two tangential, global and strain ellipsoid circular sections.

无伸缩面与等伸缩面：切过应变椭圆球体中心的面一般为椭圆形状，但其中有两个切面的球形的，较应变椭球的圆截面。

The Company is located at the mouth Tianjin Baodi Dong industrial area, transportation is convenient, the whole factory covers an area of 10,000 square meters, building area of 5600 square meters, now has five production lines in Taiwan and a related molding equipment, such as two-color water-based printing slotting machine, platen die tangential indentation machine, paper machine, such as sub-±.

本公司坐落在天津市宝坻区口东镇工业区，交通便利，全厂占地面积10000平方米，建筑面积5600平方米，现拥有台湾五层生产线一条和相关配套成型设备，如双色水性印刷开槽机、平压压痕切线机、薄刀分纸机等。

The mechanism and the harm of the heated surface furnace slagging of the large tangential-circled coal-fired boiler is expounded.

阐述了大型切圆燃煤锅炉受热面结渣的过程、机理及危害，分析了影响结渣的原因；结合工作实例，总结了锅炉设计与运行中防止结渣应采取的措施。

The furnace slagging has puzzled tangential-fifing utility boiler for a long time. In this thesis, a full model of furnace slagging has been introduced. Some problems in numerical simulation are analyzed and mended.

本文针对切圆燃烧煤粉炉炉膛结渣问题，建立比较完善的炉内结渣预报模型，并对数值预报中存在的问题进行了分析和改进。

Results of numerical tests show that a coal powder burner with a guide plate can decrease the diameter of the tangential circle in the furnace and temperature level near the water wall effectively,so as to prevent slagging in the furnace.

由于该燃烧器防结渣效果明显，具有一定的稳燃功能，且结构简单，改造资金少，因而在某些燃用高挥发分、易结渣煤种的电厂中得到了推广应用。

I was just taking her hand, to help her out of a car, and I knew it.

我只是握着她的手，扶她下车，但我知道这一切。

China and South Korea have excoriated Japan over its approval of new school books which they say whitewash the atrocities committed during Japanese occupation, and anti-Japanese protests have been held in Chinese cities. The lingering bitterness over Japan's past imperialism still threatens to mar relations between the big East Asian powers

中国和韩国强烈谴责日本通过新的中学历史教科书，他们认为这一教科书掩盖了日本在其占领期间所犯下的残酷暴行，反日抗议活动在中国数座城市发生，历史上日本帝国主义制造的痛楚无法被忘却，这有可能破坏东亚强国间的关系。