凹口

The progammable pipeline, especially nbspvacuum exhaust port hithermost a rubber tube was most likely to result in a flat suction nbspvacuum gas pipeline damage that prevents the rubber hose is an effective way of a flat is to install rubber tube a few root and pneumatic tube diameter equal to the springs.

晒版机惯路，尤其是真不满泵抽气口最挨近的一段橡胶惯最便当被真不满泵呼凹变成气路惯道毁坏，制止橡胶惯被呼凹的灵验方法是不兵橡胶惯边安设上几不梢与气路惯屈径不等的弹簧。

Taking the drawing die for the wheel spoke as an example, a method by adopting the rigid blank_holding ring after refining treatment, and by controlling the clearance between the blank_holding ring and the matrix surface and reducing the curvature radium of the matrix mouth was introduced.

以车轮轮辐拉伸模为例，介绍采用调质处理的刚性压边圈，并通过控制压边圈与凹模平面的间隙和减小凹模口圆角半径的方法，能够实现在普通压力机上直接拉伸，使制件质量稳定、操作简便，并降低了生产成本，提高了材料的利用率。

Reducing the height of trimming cut zone of chain hook screw properly, increasing the final forging temperature, and keeping appropriate clearance between punch and die, using punch with sharp cutting edge can reduce the cutting stress.

适当缩小链钩螺杆锻造时的切边带高度、提高终锻温度、保持凸模与凹模之间适当的间隙、使用锐利刃口凹模都能降低锻造切边应力；降低热处理时的淬火应力，通过回火消除大部分热应力及组织应力，切边带的裂纹便得到有效控制。

From the above observations, it was deduced fragmentation process of the shell, and concluded that fragmentation of the explosive shell with bottom concave will made as soon as it breaks away from gun muzzle resulted from overburn of material at the bottom co.

根据上述结果，推测了这发弹的破碎过程，并得出结论，这发底凹榴弹出炮口即发生破碎是由于底凹部材料过烧引起的。

Through the sedimentary facies analysis in different areas and in different facies belts of the tyoical wells, and combined with the characteristic of structutal evolution in Tertiary in Subei basin,identify and elaborate several kinds of main sedimentary facies types,subfacies and microfacies in Guanzhan Sag, such as delta facies, fan delta facies ,lacustrine facies and subaqueous fans in this paper.

通过对该区近十口井的岩心、测井及对整个苏北盆地、邻区资料的分析与借鉴，通过对次凹不同区域、不同相带典型井的沉积相分析，同时结合第三系苏北盆地构造背景特点，识别出并阐述了管镇次凹发育的三角洲相、扇三角洲相、湖泊相和水下扇相等几种主要沉积相类型及亚相和微相，在此基础上建立了相模式，阐明了不同时期的沉积相平面展布规律和有利的储集区带和勘探方向。

In the standard designing procedure of stamping die , the calculation formulas of dimensions of both punch and die plate are derived based on such a principle that for blanking operation to produce the punch with the die plate as the basic part, and for the punching operation to produce the die plate with the punch as the basic part.

在冲裁模设计中，冲裁模的凸模、凹模刃口尺寸计算公式是根据落料以凹模为基准件配制凸模，冲孔以凸模为基准件配制凹模的原则建立的。

In this design introduced the transmission covers the punch holes the ramming craft analysis, the craft plan formulation, arranges the specimen map design, the always ramming strength computation and the center of pressure computation, the cutting edge size computation, the spring, the rubber computation and selects, the raised mold, the concave mold or the convex-concave mold structural design and all that die the components structural design, draws up the mold assembly drawing and the work detail drawing, the compilation design instruction booklet, fills in the ramming craft card and the work components machine-finishing technological process card, raised pays attention to, the concave mold coordinate processing.

本设计中介绍了传动盖冲孔的冲压工艺分析，工艺方案的分析和制定，排样图的设计，总的冲压力计算及压力中心的计算，刃口尺寸的计算，弹簧的计算和选用，凸模、凹模或凸凹模结构设计以及其他冲模零件的结构设计，绘制模具装配图和工作零件图，编写设计说明书，填写冲压工艺卡和工作零件机械加工工艺过程卡，注意凸、凹模的配合加工。

It is composed of heater, sealing rubber rings, induction coil for heating, and high-power electronic device.

其结构包括加热器、橡胶密封圈、加热感应线圈、大功率电子元件，其中的加热器由非金属材料制作的基座、上盖、铁磁片、进水口、出水口组成，大功率电子元件是安装在进水口上，该大功率电子元件和进水口之间是互相绝缘的，基座的上、下端上有出水口、进水口，基座中间有凹槽，铁磁片放入该凹槽的底部，凹槽底部和进水口及出水口相连通，凹槽口上有上盖，基座和上盖之间有橡胶密封圈，基座的另一面上安放加热感应线圈，加热感应线圈和基座中的铁磁片相对应。

The wire winding wheel has one left disc with two sections of circular wall to form the power cable inlet and embedding opening and positioning hole in the peripheral of the shaft pipe; one right disc with central shaft pipe, positioning expansion pipe capable of being inserted into the positioning hole and circular wall in the same radius as that in the left disc; and one power cable winding shaft inserted into the circular walls to form one integral and with power cable inlet.

本发明在左内凹盘的反面圆台上相对位置突出2段弧形围壁，成为电源线导入口和对侧的嵌入豁口，轴管外围分设定位孔；右内凹盘反面圆台中央也突出轴管，其外围对应定位孔的位置上设置可插入孔内的定位胀管，环设的环围壁与左内凹盘的反面圆台上弧形围壁对应等径；嵌入围壁插入嵌入豁口而成为一体的设有电源线导入口的绕线轴。

A one-way peephole in a door.rear gunsight having an open notch instead of a peephole or telescope.

在瞄准器的后部有一个开着的凹口取代了原来的窥视孔或望远镜。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。