底板

The result of monitoring consequence of bottom tunnel in period of excavating and withdrawal reveals that the way of suitably increasing length and diameter of the anchor,and building the bottom anchor can effective.

通过对底板煤巷掘进期与回采期巷道变形现场监测表明：适当加大锚杆长度与直径，并在底板煤巷底帮增加布设底锚能够有效降低回采巷道变形量。

At last the paper finishes which are the blueprint of case body and car body, the frame base plate scheme, the scheme of back crossbeam scheme, the picture of the activity cat ladder, the base plate and towing and so on.

最后完成了车架的总装图，侧围总装图，车架底板图，车架后端横梁图，车架前端横梁图，活动爬梯总成图，牵引底板图，牵引销图等图纸的绘制。

In view of easy fusion flaw between connecting of doubler strake and deck plating or bottom plating strengthened, this paper puts forward a fire-new welding technics for the purpose to improve the technics of welding connecting of doubler strake. Under the help of this way, connecting of doubler strake can be penetratingly fillet welded, but not fuse with deck plating or bottom plating strengthened, at the same time the figure of weld surface can also be managed for increasing fatigue strength of connecting.

本文针对复板条对接接头容易和被加强的甲板或船底板发生粘连的缺点，从改善复板条对接接头的工艺入手，提出了新的焊接工艺，使得复板条对接接头既能保证完全焊透，又不会和被加强的甲板或船底板发生粘连，同时对焊缝表面形状进行处理，以提高接头的疲劳强度。

The hull body fractured and broken at about 1/3 of the length from the stem and in way, the shell plating, upper deck plating, inner bottom plating and internal structural members within the scope of about 10m torn or destroyed; the remaining shell plating, upper deck plating, inner bottom plating and internal structural members seriously indented and buckled or bent and deformed in different degrees.

船体从船首起约 1/3 处折裂破断，该处船壳板，上甲板，内底板，内部构件在约 10 米范围内撕裂或损毁；其余船壳板，上甲板，内底板，内部构件严重凹陷，皱折或不同程度上弯曲变形。

The numerical simulation reveals the formation principle of water inrush channel in coal floor with fault structure as well as influential rule of fault dip on water inrush in coal floor.

模拟结果在一定程度上揭示含断层构造底板突水通道的形成机制及断层倾角对底板突水的影响规律。

According to the stability calculation formulation and integerating,the stability calculation formulation of floor slab of chute is advanced.

较系统地分析了泄槽底板的各种受力，根据稳定性计算公式，综合各种受力提出了泄槽底板的静力稳定计算公式。

Dome-bottomed cup deep drawn with viscous medium in the lower die,hemispherical part stretched with viscous medium applied to single and both sidesof the sheet, and the conventional solid metal punch forming were carried out.

为了达到VPF成形实验的工艺要求，设计了与凹模配合使用的凹模底板，底板上设置了三组介质排放孔，并连接控制油缸，排放孔可以根据成形的需要开启和关闭。

Based on soil permeability and its two damage mechanisms (i.e. tensile failure and shear failure), a new method for determining critical thickness of base plate of foundation pit is presented based on elastic theory.

根据基坑底板土的渗透性及其破坏机制，基于弹性力学理论，按受弯拉裂破坏模式和剪切破坏模式计算确定基坑底板土层临界厚度，通过算例和分析，与传统确定临界厚度的计算方法进行了对比。

Single-needle lockstitch flat bed machine with bottom feed, needle feed and alternating feet and a maximum stitch length of 12 mm. The 867-190020 ECO is equipped with a large vertical hook. With the M-TYPE series a vision has become reality - a platform for medium heavy duty machines creating a new dimension of functionality and flexibility for all kinds of medium -weight applications. The lockstitch flat bed machine class 867, the first model of M-TYPE series, will set new standards.

该机型为采用下送布、针送布和交替压脚上送布的单针锁式线迹平底板缝纫机，最大针距长度为12mm，867-190020 经济型配置了垂直大旋梭。M-系列的推出使得以前的愿景变成了现实一个适用于中厚料加工应用领域集多功能和灵活性于一体的中厚料缝纫机通用平台诞生了。867型锁式线迹平底板缝纫机作为M-系列推出的首款机型，将为缝纫业界设定新的标准。

A classic table tennis blade loved by loopers around the world, this blade has power while retaining good control.

亚萨卡GE是世界上很多弧圈球选手们所钟爱的经典底板，这只底板有力量又不失良好的控制性。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。