查询词典 thickness

By using artificial neural networks , the model of nonlinear mapping relationships among casting modulus, chill thickness, sand layer variety and thickness, and cooling surface enlargement coefficient has been built, which can be added to conventional foundry technology CAD system to design indirect chill of steel castings.

建立了表示铸件模数、冷铁厚度、挂砂层种类、挂砂层厚度和冷却面积扩大系数间非线性映射关系的人工神经元网络模型，该模型可以补充到以往的铸造工艺CAD系统中，对铸钢件挂砂冷铁进行工艺设计。

When H-shape is widely applied in the framed column, there is no rule for design of column flange backing in the case that the thickness of the end plate, which is given by the tension of the bolt, is larger than the thickness of the column flange which the beam is connected to, while the column section can not be changed.

在H型钢普遍应用于框架柱时，当根据螺栓所承受的拉力计算出的梁端板厚度比与其连接的柱翼缘部分的厚度大时，且无法更改柱截面的情况下，柱翼缘部分的补强设计无据可依。

Minitype rolling mill exploitation has gone to the lavatory for the experiment and scientific research have provided quite a few , the improvement the main body of a book has been carried out on present use rolling mill of precise copper of our university laboratory, has adopt gear wheel deflection falling-in way to have realized rolling mill controlling to rolling thickness , the rolling mill improving the day afer tomorrow has adopt three set of gear wheels to be engaged , two set of gear wheels axes among them may slide respectively along the erect sliding rail and the arc sliding rail , come true thereby to controlling rolling thickness.

小型轧机的开发为实验和科研提供了不少方便，本文对我校精密铜实验室现用轧机进行了改进，采用了齿轮变位啮合办法实现了轧机对轧制厚度的控制，改进后的轧机采用三组齿轮啮合，其中两组齿轮的轴线可分别沿竖直滑轨和弧形滑轨滑动，从而实现对轧制厚度的控制。

In each of the three effect factors, the main items are: crown cover—crown density and thickness of the crown; litter layer——dry weight of the litter on each unit area, thickness of the litter and the biggest amount of holding water in the litter; soil——soil porosity, soil capillary space and soil moisture content.

三层次中的主要影响因子有：林冠层——郁闭度和林冠厚度；枯落物层——单位面积枯落物干重、枯落物厚度及枯落物最大持水量；土壤层——土壤总孔隙度、毛管孔隙度及土壤含水量。

There has been three overlay design methods at present: effective thickness method, deflection method and mechanics-experience method. It was not considered that asphalt mixture affected reflective cracking and overlay thickness.

目前加铺层设计一般有三种方法：有效厚度法、挠度法和力学—经验法，这些方法都没有考虑沥青加铺层中材料本身对反射裂缝的贡献以及对厚度设计的影响。

By analogue simulating test, the paper discusses fully-mechanized sub-level with dirt band, the top-coal caving and drawing property , the caving procedure and drawing law, and the dirt band critical thickness related to complex structure thickness seam of 2429S.

主要以实验室相似模拟实验为主，对含夹矸复杂结构厚煤层中的2429S综放工作面含夹矸顶煤的冒放性、放煤工艺及放出规律、夹矸层极限厚度的确定等问题进行了论述，并指出了含夹矸顶煤的活动规律和放顶煤开采的技术措施。

The Potential and the discharge time increased, and then decreased with the increasing thickness of thin films. When the thickness was 90 nm, the potential was -0.893 V, which was the most negative, and the discharge time was 190 minutes, which was the longest.

随着薄膜厚度的增加，相应的SNH电极的光充电最终电位、放电时间先地加，后减少，当膜的厚度为90nm时，其光充电最终电位、放电时间分别为-0.893V，190分钟。

The bond strength required is a direct function of the thickness of the cylinder wall thickness, as well as of the elastic modulus of the paper.

粘结强度需要的是直接的功能厚度气缸，壁厚，以及作为弹性模量的文件。

The first is termed aero-optic and involved optical transmission through aberrating fluid layer whose thickness, L, is smaller than or comparable with the viewing aperture dimension, A, and the turbulence scales, A , are smaller than or the order as the layers thickness:The second category, atmospheric propagation, involved optical transmission through the aberrating medium over very long propagation distance compare with the viewing aperture size, and the turbulent scales of note are generally less than or the same order as the propagation distance:Depending on the atmospheric conditions, for ground-based observatories, wave-front sensor operating at 300HZ can adequately resolved both the important spatial scales and the temporal evolution of the atmospheric-turbulence-induced aberrating wave front over viewing aperture associated with relatively large telescope.

第一类问题光学畸变发生在&近场&较短的光路上，即流层厚度L，光束直径A，以及湍流尺度Λ三者之间存在关系式：ΛA≤L≤A第二类大气传输问题光学畸变则发生在较长的一段光路上，L，A，以及Λ满足： A＜＜Λ≤L对于地基情况下的大气光学传输，300Hz的波前传感器就能实时地测得光波前畸变包括时间、空间频率的相关信息，为我们的自适应光学系统的设计、制造以及进行相关的自适应校正都有着相当重要的指导意义。

Results It was found that the thickness of topical tunica intima of aortas increased in diabetic rats. In each focus, the elastic lamina existed asymmetric thickness and some had fissures and abruptions. The SMCs in superficial lamella showed slight proliferation and disorganized arrangement.

结果 糖尿病大鼠主动脉表现为局限性内膜增厚，中膜浅层平滑肌细胞轻度增生、排列紊乱、病灶处内弹力板呈波浪状或交织状排列、有断裂分离现象。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。