座

This consists of a base, which is mounted on the cross slide so that it can be pivoted about a vertical axis, and an upper casting.

大多数车床的刀架安装在复式刀座上，刀座上有底座，底座安装在横拖板上，可绕垂直轴和上刀架转动。

On the basis of the results of laboratory and field experiments the question is discussed on the technology of ionic bead welding, and wear-resistant alloy for valve body and valve cup, and the data of the experiments in oil fields are listed. The results of ...

本文通过室内试验分析和现场试用情况论述了凡尔体和凡尔座堆焊耐磨合金及堆焊工艺方面的问题，并列出了现场的试用数据，结果表明等离子焊的凡尔体和凡尔座的使用寿命有明显提高。

With standard foundry 2, 5-ton cupola cupola furnace 2, intermediate frequency electric furnace 2, 5-ton heavy-duty double-track lane 3 and advanced equipment, several sand-ching.

拥有标准铸造车间2幢、5吨冲天化铁炉2座、中频电炉2座、5吨双轨重型行车三架及先进清砂设备数台。

The machining of valve guider and valve set is one of the key process in production of engine cylinder-head.Arming at the precision finishing of valve guider and valve set,a special compound deep-hole cutting tool was designed and made out.

发动机气门导管孔和气门座圈的加工是发动机缸盖加工的关键工艺之一，针对气门导管孔与气门座圈的精密加工，设计制造了专用的复合深孔加工刀具，介绍了该刀具的结构与加工原理，并在试验的基础上优选了加工刀片材料，设计了加工刀片的结构参数。

The top end portions of the external block walls constitute an external flange portion of a top deck of the cylinder block.

该外缸座壁的顶端部分构成汽缸座的顶板的一个外凸缘部分。

Thus, the rigidity of the top deck of the cylinder block is improved, and the sealing between the cylinder block and a cylinder head via a head gasket is improved.

这样，汽缸座的顶板的刚性被提高，并且汽缸座和汽缸盖之间的密封通过一个汽缸盖垫被提高。

The most popular during the Shang Dynasty was the "bird and beast" design,hu,(long-necked and small opening, deep-bellied with round base, some with overhanging handle),you (elliptic opening, deep-bellied with round base, has a lid and overhanging handle), lei (some round and some square, openings vary in size, short neck with square shoulders, deep bellied, with curling feet or round base, and has a lid), fou and the like are wine vessels, jue (deep-bellied, tri-pedestal, can be heated on top of fire, protruding grooves at the top for easy pouring), gu (the most common wine-drinking utensil, more often used in combination with jue, which is bigger, opening is shaped like a bugle, long neck, thin waist, tall curling feet), zh(similar to the zun in shape but smaller, some with lids), gong (oval belly, has an outer edge for flow of wine, short handles, bottom has curling feet, lid is in the shape of the head of a beast, some has an entire body like a wild animal, with small spoon as accessory), bei, zhen is to drink from.

尊（鼓腹、敞口、高颈，底有圈足，形制较多，商代以鸟兽形尊最为流行）、壶（长颈、敛口，有的有盖，深腹圆座，有的有提梁）、卣（椭圆口，深腹圆座，有盖和提梁）、罍（有圆形和方形，口大小不一，短颈方肩、深腹，圈足或圆底座，有盖）、缶等是盛酒的器具，爵（深腹、三足，可在火上加温，上端有伸出的沟槽以倒酒）、觚（最常用的饮酒器，多与爵相配使用，比爵小，口呈喇叭状，长颈、细腰、高圈足）、觯，觥（椭圆腹，有流酒的外沿和短提把，底为圈足，有兽头形盖，也有整体为兽形的，并附有小勺）、杯、盏是饮酒的器具。

On the basis of the behavior of three CFRDs in China and Campos Novos CFRD in Brazil, the authors put forward three questions to need to be solved now on seepage control: first,segregation between face slab and bedding layer;second, the optimization design of material of bedding layer;third, the drainage design problemes of the CFRD.

根据国内3座坝和巴西的坎泼斯诺沃斯及其他几座坝的运行性状，从渗流控制的角度提出了高面板堆石坝当前需要研究的面板与垫层的脱开问题、垫层料的优化设计问题以及砂砾石面板坝的排水设计问题，并提出了相应的研究途径。

The child-centric zoo includes an igloo, a tree house, and tunnels leading to "secret" viewing windows that reveal exotic wildlife such as aardvarks and meerkats.

该儿童中心动物园包括一座冰屋，一座树屋和一些通往展示像土豚和狐獴这样奇特野生动物的&神秘&观察窗口。

At a Southern Indiana coal mine, an accident at an airshaft killed three people.

美国南部印第安纳州的一座煤矿发生事故，在一座通风井内，三名矿工不幸遇难。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。