Pump-jack is a mechanical device applied to exploit the oil and pumps oil through sucker rod.

The coupled-mode theory of wave propagation through ferrite rod with variable cross-section

变截面铁氧体柱中电磁波传播的耦合波理论

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On the Passing Through a Rod Problem and Multi-Machine Scheduling Problem(ⅱ)

关于过竿问题与多台机床上零件加工的排序问题（Ⅱ）

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Theoretical Computation, Measurement and Analysis of Transfer Characteristics of Impact Energy Through Drill Rod Joint

冲击能在钎杆接头处传播的理论计算及测试分析

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Application of the grouting filling technology in goaf on fully mechanized top coal caving mining face through the large coalpit Application of Reinforcement Technology with Grunting in Full-mechanized Mining through Empty Roadway

综放工作面过小窑采空区注浆充填技术应用注浆加固技术在综采面过空巷中的应用

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Through Analysis on roadway roof separation time and law, Adoption malison reinforcing roadway roof separation Exceed the range area, Make the obvious result.

通过对巷道顶板离层时间及规律进行分析，采用马丽散对顶板离层超范围区进行加固，取得明显效果。

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Technology of Full-mechanized Mining through Parallel Empty Roadway with Large Section

神东矿区综采工作面过平行全长大断面空巷技术

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Rail lane of the main channel as one of the transportation accumulates amount of dust which will become dust formation with a second float in the air when transportation equipment through the roadway.

轨道大巷作为运输行人的主要通道之一，累积了大量粉尘，当运输设备通过巷道时极易带起粉尘形成二次扬尘污染。

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Test Research on Preventing Spontaneous Combustion in Gob with Pre-injecting Inhibitor into Coal Application of Reinforcement Technology with Grunting in Full-mechanized Mining through Empty Roadway

煤层预注阻化剂防治采空区煤自然发火试验研究注浆加固技术在综采面过空巷中的应用

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Application of Reinforcement Technology with Grunting in Full-mechanized Mining through Empty Roadway

注浆加固技术在综采面过空巷中的应用

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The Technique Practices of Large Rotation Passed through Empty Roadway in Comprehensive Mechanical Mining

综采大旋转过空巷技术实践

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The product has the two expansion stems being fixed on two side faces of the brim through the rivet and the brim fixed catch when using the hat.

本产品当帽子使用时两伸缩柄由铆钉和帽沿固定卡销固定在帽沿两侧面上。

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Two expansion stems are made by hard materials and arranged on the brim through a rivet and the brim fixed catch.

两伸缩柄由硬性材料做成并由铆钉和帽沿固定卡销安装在帽沿上。

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In electronics, the degree to which the amplitude of a signal is increased when it passes through an amplifier, repeater or antenna.

在电子学中，表示信号通过放大器、增音器或天线后幅度增加的程度。

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In February the Republicans who control the state legislature had tried to push through a "budget repair" bill which aimed to reduce spending in part by severely restricting collective bargaining for the public sector.

二月，控制州立法机构的共和党试图促成一项“预算修复”的法案，该法案是通过严格限制公共部门集体协商工资达到减少开支的目的。

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Basketball courses to strengthen the student-teaching ability, training, professional skills and theoretical knowledge of integrated capacities, the comprehensive capacity of the students through training and Basketball repair and courses in the entire process.

加强篮球课程对民汉学生教学能力、训练能力、专业理论知识和技能等综合能力的培养，把学生的综合能力培养贯穿与篮球普修和专修课程的全过程。

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H. pluvialis could protect itself against strong irradiance through the D1 protein repair cycle and the xanthophyll cycle.

雨生红球藻通过D1蛋白周转和叶黄素循环保护自身免受强光伤害。

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Transplantation of marrow mesenchymal stem cells through renal artery in repair of acute tubular necrosis in nude mice

骨髓间充质干细胞肾动脉注射移植修复裸鼠急性肾小管坏死

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In the traditional process analysis and die design, mainly rely on analog engineering and design experience, through repeated trial-mode repair mode, adjust the process parameters, the elimination of these defects in the process of forming.

在传统工艺分析和模具设计中，主要是依靠工程类比和设计经验，经过反复试模修模、调整工艺参数，消除成形过程中的这些缺陷。

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Through the landscape repair and design of Liangtian River, Baiyun Area of Guangzhou, the thesis presents a way in harmony and ecology for river landscape design and repair.

以广州市白云区良田坑景观整治设计为例，阐述如何从和谐、生态的角度和方法对河涌进行景观整治设计。

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Highway maintenance workers are a special occupational crowd, and play a very important role in keeping traffic smooth on highway roads through servicing and repair impaired road.

养路工是一类特殊的职业人群，主要工作是负责路面维护和抢修受损路面，在保障公路交通顺畅方面发挥着极其重要的作用。

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