During the primary cementing process, usually we pump some fluid with special technical performance between mud and cement slurries. It is called ahead fluid.
在油气井注水泥作业中，常常需要在水泥浆与泥浆之间注入一段具有特殊技术性能流体，这段流体就称为前置液。
A small gap that can form between the casing or liner and the surrounding cement sheath, most commonly formed by variations in temperature or pressure during or after the cementing process.
在套管或衬管与周围的水泥环之间所形成的小间隙，这些间隙是由于在固井期间或固井之后温度或压力的变化所致。
Then there is the cementing of the wellhead, a process which is necessarily tricky.
接着是油井井口的水泥灌浆，这是一项相当棘手的任务。
The application conditions, process and successful example of pure slurry cementing are analysed.
文中分析了净浆固井的必备条件、工艺及成功的实例。
The rheology of cement slurry is an important process parameter during the cementing operation of cement engineering, and decides the state of cement slurry in annular space.
油井水泥浆的流变性是注水泥施工的一个重要工艺参数，是水泥浆配方设计的核心以及安全施工的前提。
The process technology of the colour spectro prisms is described with special emphasis on cementing methods of colour spectro prism series.
本文叙述了彩色分光棱镜的加工工艺，并着重介绍了彩色分光棱镜组的胶合方法。
The need for cement retardation increases with depth due to the greater time required to complete the cementing operation and the effect of increased temperature on the cement-setting process.
深度越大，为完成注水泥作业所需的时间越长，而且由于升高的温度对水泥浆凝固过程的影响，因而对水泥浆缓凝的需求也越高。
In well drilling and completion, cementing the process does not overflow occurs (at) or well leakage accidents, and realize safe, rapid and low cost of drilling.
使之在钻井、完井、固井过程中不发生溢流(井喷)或井漏事故，从而实现安全，快速，低成本钻进。
The line is equipment for transmitting the shaping glue-pressed shoe. Tt can finish the whole shoe making process including cementing, upper lasting, sole adhering and cool setting.
胶粘鞋成型设备，用于完成刷胶、烘干、绷帮、热定型、帮底贴合、冷定型、包装等制鞋工序的流水传送线。
A new kind of the sintered wear-resisting and heat-resisting deposit welding rod which has perfect processing property is produced and studied by cold-cementing extrusion process.
采用冷粘结挤压法，研制了一种工艺性能良好的烧结型耐磨耐热堆焊焊条。
A new kind of the sintered wear-resisting and heat-resisting deposit welding rod which has perfect processing property is produced and studied by cold-cementing extrusion process.
采用冷粘结挤压法，研制了一种工艺性能良好的烧结型耐磨耐热堆焊焊条。
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