螺旋

The emphases and difficulty of the article is the design of three dimensional screw impeller owned by screw centrifugal pump.

本文的设计重点和难点是螺旋离心泵特有的是三维螺旋叶轮的设计。

This type of electrical screw press has advantage of keeping energy under accurate control and it works with high efficiency.

近年来，数控传动技术被引入到电动螺旋压力机系统中，新型的数控电动螺旋压力机应运而生。

The technology of electrical screw press develops rapidly and has replaced other types of screw press abroad, but in China, this type of electrical screw press is still mainly imported.

该类型电动螺旋压力机可以精确控制打击能量，方便可靠，在国外发展迅速，已逐步取代了其它类型的螺旋压力机，但在我国尚属空白，主要依靠国外进口。

Focused on how to improve the portable performance of the screw pile driver system, a series of research work was done based on the research institution of interaction of pile and soil during piles being driven into soil and bionic reducing adhesion and resistance.

在充分考虑我国防汛抢险桩机研究现状的基础上提出了新型的防汛抢险螺旋桩机系统，然后结合国内外沉桩过程桩—土作用研究现状和仿生防粘减阻研究现状，围绕&如何降低沉桩设备动力消耗，提高防汛抢险螺旋桩机系统的便携性和机动性&展开了一系列的研究工作。

As the world-famous dust and particle equipment manufacturers, WAM group has the output of more than 25000 screw conveyer, this make it become the dust particle technological authority and one of the biggest equipment supplier in the world; WAM was entered and stationed in China through the Hong Kong agent in 1996, established WAM Bulk Handling Machinery Co., Ltd.

WAM集团每年25000多台螺旋输送机的生产量使其成为世界上粉尘颗粒螺旋输送的技术权威和最大的设备供应商之一。1996年WAM通过香港代理商进驻中国， 2000年成立了全资子公司威埃姆输送机械有限公司、2002年成立了威埃姆输送机械国际贸易有限公司（由该公司负责威埃姆集团的产品在中国的全部销售业务），同时，WAM在中国还拥有其他合资公司。

From water to silt to various kinds of dust particles, wam also has abundant experience to offer the most suitable speed of transport and special lubrication and seal installation. as the world-famous dust and particle equipment manufacturers, wam group has the output of more than 25000 screw conveyer, this make it become the dust particle technological authority and one of the biggest equipment supplier in the world; wam was entered and stationed in china through the hong kong agent in 1996, established wam bulk handling machinery co., ltd. in 2000, established the wam bulk handling machinery international trading co., ltd.(all selling operation in china of the products are charged by this company) in 2002, meanwhile, wam has other co-partnership companies in china.

从水到淤泥到各种粉尘颗粒，wam都有丰富的经验提供最合适的输送速度及特殊的润滑和密封装置。wam集团每年25000多台螺旋输送机的生产量使其成为世界上粉尘颗粒螺旋输送的技术权威和最大的设备供应商之一。1996年wam通过香港代理商进驻中国， 2000年成立了全资子公司威埃姆输送机械有限公司、2002年成立了威埃姆输送机械国际贸易有限公司（由该公司负责威埃姆集团的产品在中国的全部销售业务），同时，wam在中国还拥有其他合资公司。

As the world-famous dust and particle equipment manufacturers, WAM group has the output of more than 25000 screw conveyer, this make it become the dust particle technological authority and biggest equipment supplier in the world; WAM was entered and stationed in China through the Hong Kong agent in 1996, established WAM Bulk Handling Machinery Co., Ltd.

WAM集团每年25000多台螺旋输送机的生产量使其成为世界上粉尘颗粒螺旋输送的技术权威和最大的设备供应商。1996年WAM通过香港代理商进驻中国， 2000年成立了全资子公司威埃姆输送机械有限公司、2002年成立了威埃姆输送机械国际贸易有限公司（由该公司负责威埃姆集团的产品在中国的全部销售业务），同时，WAM在中国还拥有其他合资公司。

By analyzing the causes of the failure of bearing sealing in a certain device of screw conveyer ,the structure of packing box was improved and the combined packing was selected,and the nonleakage of the bearing sealing was attained.

分析螺旋输送器轴封失效原因，通过改造填料函结构，选择组合填料密封，实现了螺旋输送器轴封的无泄漏。

As the world-famous dust and particle equipment manufacturers, WAM group has the output of more than 25000 screw conveyer, this make it become the dust particle technological authority and one of the biggest equipment supplier in the world; WAM was entered and stationed in China through the Hong Kong agent in 1996, established WAM Bulk Handling Machinery Co., Ltd. in 2000, established the WAM Bulk Handling Machinery International Trading Co., Ltd.

WAM集团每年25000多台螺旋输送机的生产量使其成为世界上粉尘颗粒螺旋输送的技术权威和最大的设备供应商之一。1996年WAM通过香港代理商进驻中国， 2000年成立了全资子公司威埃姆输送机械有限公司、2002年成立了威埃姆输送机械国际贸易有限公司（由该公司负责威埃姆集团的产品在中国的全部销售业务），同时，WAM在中国还拥有其他合资公司。

As the world-famous dust and particle equipment manufacturers, WAM group has the output of more than 25000 screw conveyer, this make it become the dust particle technological authority and biggest equipment supplier in the world; WAM was entered and stationed in China through the Hong Kong agent in 1996, established WAM Bulk Handling Machinery Co., Ltd. in 2000, established the WAM Bulk Handling Machinery International Trading Co., Ltd.

WAM集团每年25000多台螺旋输送机的生产量使其成为世界上粉尘颗粒螺旋输送的技术权威和最大的设备供应商。1996年WAM通过香港代理商进驻中国， 2000年成立了全资子公司威埃姆输送机械有限公司、2002年成立了威埃姆输送机械国际贸易有限公司（由该公司负责威埃姆集团的产品在中国的全部销售业务），同时，WAM在中国还拥有其他合资公司。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。