查询词典 hammer-mill

The local Directional drilling is just staring in terrane, the equipments and the technologies cant satisfy far and far the spot construction needs, according to current circumstance and considing the existed equipments, the author put forward drilling by air hammer in terrane , having designed compounded-drilling tools,and recommended technology parameters.producing experiments have obtained good achievements in economic and in techniques.

国内定向钻进铺管技术在岩层只是刚刚起步，设备、工艺远远不能满足现场施工需要，本文针对国内、外岩层定向钻进非开挖设备及工艺现状，结合国内大多施工单位的已有设备，提出岩层空气潜孔锤导向钻进工法，设计了适合岩层钻进的实用钻具，并提出具有针对性的工艺参数，生产性试验取得了良好的经济技术指标。

E. downing the hole hammer with ream drilling and casing synchronously and clan ing the slant borehole with reverible air to blow connector as withdrawing bit.

介绍用空气潜孔锤与同步跟下套管相结合的潜孔锤跟管钻进方法，以及在有残积岩屑的斜孔中应用提钻反吹接头清孔的方法。

The down-the-hole hammer drilling is to use compressed air as circulation medium substituted conventional mud,has solved problems of coalfield sealed fire area exploration high temperature water burst in boreholes,burnt rock loosen and developed fissures,instable and easy to collapse,broke through low drilling efficiency in hard rocks.

潜孔锤钻进是以压缩空气代替传统的泥浆作为循环介质，解决了煤田火区勘察钻孔中高温水爆、烧变岩疏松裂隙发育、不稳定易坍塌的问题、突破了坚硬岩层硬钻探效率低的难题。

At the beginning, the common small diameter diamond coring drilling is used, but the efficiency is low, the cost is high, and the construction period is long. Subsequently, the hollow-through type DTH hammer drilling technique and continuous coring technology with reverse circulation are adopted to experiment in this mine.

中文摘要：新疆白干湖钨锡矿区自然环境恶劣，地质条件复杂，普通小口径金刚石岩心钻探方法效率低、成本高、施工周期长，后采用贯通式潜孔锤反循环连续取心钻进技术在本矿区进行生产试验。

DTH hammer ; pilot drilling ; hole deviation rate ; horizontal drilling hole

吉林大学；田野潜孔锤；导直钻进；孔斜率；水平钻孔

The group's principal products include various kinds of single-head and multi-heads deep soil methed mixing pile machine, track drilling jumbo, static pressure pile machine, hammer pile machine, complex pile machine, screw pile machine, diaphragm wall drill machine for SMW method, rotatory drill machine, slurry pump, mortar pump, tap, drill rod, drill head, drill tool, construction material as well as textile machine and textile.

该集团公司的主要产品包括各种类型的单头搅拌桩机和多头搅拌桩机、各种类型的履带式凿岩台车、各种型号的静压桩机、各种类型的锤击桩机、各种类型的复合桩机、各种类型的螺旋桩机、各种类型的SMW工法的连续墙钻孔机、各种类型的旋挖钻机、各种类型的泥浆泵、沙浆泵、以及各种类型的水龙头、钻杆、钻头、钻具、建筑材料。还经营各种类型的纺织机械和纺织品等，我们还可以根据不同客户的要求和特点，设计不同的产品来满足客户的不用要求，我们可以为客户提供专业的服务。

"Tintin sugar" that is, maltose, which is used in Beijing Jizao malt candy, but made a one foot in diameter, thickness can be a big Cunxu Tang Bing, the Quartet on the wooden tray, some money to buy sugar traders That is, use a shaver blade-shaped wedge of iron tablets sugar edge, and then use a small hammer, a blow-iron, out of the small, shattered down on a piece of sugar,- so called Tintin sugar.

&&丁丁糖&即麦芽糖，也就是北京人祭灶用的关东糖，不过做成一个直径一尺多，厚可一寸许的大糖饼，放在四方的木盘上，有人掏钱要买，糖贩即用一个刨刃形的铁片楔入糖边，然后用一个小小的铁锤，一击铁片，丁的一声，一块糖就震裂下来了，——所以叫做&丁丁糖。

They use holiday or spare time in the field, the natural environment geology hammer battles for aeons ago remains.

他们利用节假日或者业余时间奔波于野外，在残酷的自然环境中抡起地质锤寻找亿万年前的遗迹。

The installation of a Water Hammer Arrestors (Watts Series 05) or Water Pressure Regulator (Watts Series 1156 or 25AUB) may be required to correct the problem.

可能需要安装一个水锤捕集器（美国瓦茨系列05）或水压调节器（美国瓦茨系列1156或25AUB）来解决这个问题。

Williams did insist that Crede is fully healthy and has already been cleared for baseball activities. But the Yankees think Damon is worth more than Crede and the White Sox don't want to take on Damon's salary. I'm not going to hammer you with a bunch of stats because I have other things to do. But this trade makes little sense for the Yankees on many fronts. Just because Chicago has two third basemen doesn't mean the Yankees should trade for one of them.

Williams 坚持Crede是完全健康的可以为下个球季出赛，但洋基认为Damon比Crede 更有价值，而白袜也不会想要负担Damon的薪水，我不想要用一串统计数字来打击你，因为我还有别的事要做，在各方面，这个交易对洋基来说还有一点道理，但只因为白袜有二个三垒手，不意味洋基会去交易其中一位。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐