shoe

The failure factors of the crosshead and sliding sleeve on 3NB?500 drill pump were discussed in details in this paper.

通过对 3NB 5 0 0型泥浆泵滑块、滑套摩擦副的失效分析 ,明确指出滑块表面热处理工艺不合格、表面硬度低、严重的磨料磨损等是其失效的主要原因 ;对比分析了各种表面强化技术特点 ,确定氧 乙炔火焰喷焊技术是强化滑块表面较为合理的方法。

In oilfield operations,sliding sleeve combined with Y341 packer is usually applied to implement separate kayer water injection.

为了实现注水井上下层位分层注水 ,通常采用Y34 1封隔器配合滑套来实现。

The structure,working principle,main technique parameter,application process and result of a kind of down- hole control tool__KSL-100 hydraulic pressure drive sliding sleeve,are introduced in this paper.

KSL-100水力开关滑套应用于机械卡封、找堵水一趟管柱和选层酸化等作业中,能简化管柱结构、降低作业难度和作业成本,提高作业效率。

In order to avoid the decline in big dip angle working face,this paper introduces some methods,such as,the feed from the top;one-way mining from the down;mining without knife from the top;the installation of anti-skid jack and sub-sequence moving,which achieve good results.

为解决大倾角综采工作面设备的下滑、倾倒,采取了工作面上端头进刀,单向下行割煤,上行空刀装煤,安装防滑千斤顶和分段顺序移架等方法,有效地控制了采煤机、链板机和支架的下滑与倾倒,取得了很好的效果。

By using a simplified mathmatical mo del of landing gear,the computer sim ulation of operating process of the anti-skid brake system of an aircraft in landing is carried out.

通过采用一个简化的起落架数学模型,对某机在着陆滑跑过程中防滑刹车系统的工作状态进行计算机仿真;并通过改变起落架的结构参数,对起落架与刹车系统在飞机着陆刹车过程中的相互作用进行了初步的定量分析,最后提出了考虑起落架因素的刹车系统半物理仿真试验验证方法。

Introduced in this paper is the technique to improve anti-skidding of the pavement micro and macro structures, in connection with the result from pavement anti-skid research in National Project 025.

本文根据国家０２５项目有关水泥混凝土路面防滑技术的研究成果，着重介绍了提高路面微观构造和宏观构造的抗滑能力的技术措施。

Stones and tiles slip resistance testing standards/ PAN Shi-hong;

我国应推出石材地面防滑检测标准

Testing results showed that the coat was excellent in abrasion resistance, stain resistance and slip resistance.

结果表明涂层在耐磨、耐污和防滑性方面表现优异。

What's this blue stuff on the slide and the grip ?

滑套和握柄上的蓝色物体是什么?

liner for crosshead lubricating pump

十字头润滑油泵套筒

She bought a ski outfit.

她买了一套滑雪装备。

lubrication nipple

润滑用螺纹接套润滑喷嘴

Two pairs of skis170 cm long and two pairs of27 cm boots, please.

两套170厘米的滑雪板和两双27厘米的滑雪靴。

Plain bearings-Shaft diameters for unsplit bushes

GB/T10445-1989滑动轴承整体轴套的轴径

Plain bearings-Wrapped bushes

GB/T12613-1990滑动轴承卷制轴套

Mitigating casing damage usually means reducing the amount of shear slip.

减轻套管损坏就是缩小剪切滑移量。

Study on Preparation and Mechanism of Lubricant Coating for Checking Gloves;

检查手套润滑涂层的制备与机理研究

The Theoretical Study of Cylinder Liner's Lubrication Model after Laser Honing;

激光珩磨气缸套润滑模型的理论研究

Provide non-standardized products：Cylindrical bushes, flanged bushes, thrust washers, flat strip material, half bearing, wear plate.

可供非标产品：直套、翻边轴套，止推垫片、板材、轴瓦、滑板。

If youuse extra lubricant, pay attention to their.

避孕套有储精囊，为润滑型，润滑剂未加添杀精剂，不杀伤精子。

Study on Friction and Lubrication Mechanism of Bionic Non-smooth Interface in Piston-linear System;

活塞缸套系统仿生非光滑界面摩擦与润滑机理的研究

Incorrect use can lead to condom slippage or breakage

不正确的使用会导致安全套滑脱或破裂

Plain bearings-Bimetallic bushes with plastic overlay

GB/T12949-1991滑动轴承覆有减摩塑料层的双金属轴套

The skater executed a perfect set of figures.

那个滑冰的人做出了一套完美的花样动作.

Copper alloy integrated shaft sleeves--Technical requirements

GB/T2511-1981滑动轴承铜合金整体轴套技术条件

The rotating slipring is insulated from the shaft by a laminated plastic bushing.

旋转滑环是用片状塑料衬套与轴绝缘的。