the results show that: ( 1) the grain near the surface of the specimen was greatly refined after shot blasting treatment, and a large number of new sub-boundaries emerged inside or between the former grains;

the solid gas-burning well-washing equipment is a new kind of device for well-washing, which was designed based on the national patented technology of the rotary spraying washing device.

固体燃气洗井器是根据国家专利技术旋喷式快速洗井器原理，设计研制的一种新型地下水管井快速洗井器。

互联网摘选

talking about the problems of and countermeasures for the application of the bolt-spray supports in the sinking and driving engineering

浅谈锚喷支护在井巷工程应用中的问题和对策

互联网摘选

well control is the focus of safety work in oil and gas development work. blowout preventer ( bop) is a core component of well control equipment, bop shell is the main component of bop.

井控是石油和天然气开发作业中安全工作的重点，防喷器是井控设备的核心组件，防喷器质量和性能的好坏，直接影响着井控成败。

互联网摘选

the ram bop is the most important equipment for secondary well control, quick to shut in the well, and of a high pressure rating.

闸板防喷器关井速度快、耐高压，是二级井控最重要的设备。

互联网摘选

treatment method of "upper blowout and lower loss" section in well gao 15-19

高15-19井上喷下漏井段的处理方法

互联网摘选

effect of solid rocket propellants well-washing equipment

固体火箭旋喷洗井器洗井效果分析

互联网摘选

a blowout is an uncontrolled flow of reservoir fluids into the wellbore to the surface, causing serious, sometimes catastrophic, problems in different types of petroleum engineering operations.

一般的「喷井」是指在钻井过程中，地层流体因无法受到控制，而由井口或附近地表喷流出来的现象。

互联网摘选

the marking equipment for the metallurgy is a typical mechanical-electrical system combined with mechanism, electronics, aerodynamics, computer, inspection, testing and control.

冶金喷印标记设备融合了机械、电气、气动、计算机、检测及控制编程技术，是一个典型的机电一体化系统。

互联网摘选

in recent years, digital jet printing advertising materials have made rapid development and been widely used in bus, subway and other flow media.

近年来，数码喷印广告材料获得了突飞猛进的发展，广泛应用于汽车、地铁等流动媒体。

互联网摘选

this paper covers acid inks and reactive inks, as well as parameters of pretreatment, steaming and spraying of digital printing of cashmere.

介绍用于羊绒织物数码喷墨印花用的酸性墨水和活性墨水，以及织物印花前处理工艺、蒸化和喷印工艺的相关参数。

互联网摘选

it is believed that jetprinting will more be adopted in electronics assembly, and will also be a competitive solder-paste printing technology.

可以确信焊膏喷印将会被更多地应用于电子组装上，成为一种具有竞争力的焊膏印刷技术。

互联网摘选

the machine is widely used for code printing and jet printing in pharmaceutical, cosmetics and food industries.

广泛应用于药品、化妆品、食品等各行业的喷码和喷印之用。

互联网摘选

two recipes were obtained and compared with particle diameter, physical-chemical stability, and quality of jet printing.

比较了两者的粒径、物化稳定性和喷印质量；

互联网摘选

at last the thesis gives some of the samples that users have printed with this controller.

最后给出了用户利用本控制器所喷印的部分样品。

互联网摘选

new generation of ink-jet printing system

新一代遥控操作的喷印设备

互联网摘选

digital printing technology in packaging industry

迅速进入包装业的数字喷印技术

互联网摘选

approach the sprayed printed automation of plate

钢板喷印自动化的探讨

互联网摘选

automatic paint marking system of steel plate

钢板自动喷印系统

互联网摘选

ink-jet printing ink is one of the important factors which affect digital printing.

墨水作为喷墨印花的重要耗材，是决定喷印顺利进行的关键因素之一。

互联网摘选

steel pipe full-auto developing and printing sign equipment

钢管全自动喷印/（冲印）标记设备

互联网摘选