介绍了西铭矿设备管理情况，阐述了发挥好设备管理龙头作用的途径。
Introduces the situation of devices management in Ximing coal mine, expounds the ways of exerting the leading function of the devices management.
农业产业化龙头企业在农业产业化经营中具有举足轻重的作用，它是农业产业化经营的关键和核心。
The leading agricultural enterprises are of great importance to agricultural industrialization and they are the key and core of agricultural industrialization operation.
龙头企业带动对产业具有重要推动作用。
The leading enterprises has an important role in promoting the industry.
农业龙头企业在农业产业化经营中具有关键作用，对农业龙头企业如何实现持续成长的探讨，成了当前研究热点之一。
The leading enterprises play a key role in agricultural industrialized management, therefore, the probe into the sustainable growth of agricultural leading enterprises becomes a research focus.
钻井（水）龙头由于结构设计的原因，冲管盘根在钻井过程中不断磨损，特别是在高压泥浆的作用下，盘根密封常常被破坏。
The wash pipe packing of drilling swivel showed wear-and-tear continually in drilling process due to its structural design.
我国的龙头企业发挥了一定的桥梁和纽带作用，但仍存在一些问题。
The leading enterprises in our country play a part of bridge and tie, but there still exist some problems.
直至清代，长城内外成为一统，老龙头从此失去了军事防御作用，成为帝王将相、文人墨客观海览胜的绝佳去处。
Up to the Qing Dynasty, Great Wall and to become unified, the old leader, had lost their military defense role as emperor, literati great place to view the sea Range Rover .
蚕茧龙头企业要进一步完善与蚕农的利益关系，增强企业的带动力，发挥协会的作用。
And cocoon agribusiness firm should further perfect the relationship with cocoon peasant household, enforce firm's drive, and exert the action of association.
分析了冲击荷载峰值的构成情况，运用压力波理论结合颗粒流的应力关系建立了龙头冲击力的计算办法，并对概化后的龙头计算其在冲击坝体时的作用力垂向分布。
The make-up of the peak value of impact loading being analysed, the theories of pressure wave and granular flow are applied to establish a calculating method for estimating the flow head impact force.
认为把水龙头开到最大才能把蔬菜盘碗洗得更干净，那只是心理作用；
Regard it being cleaner with the faucet moving to maximal ability the vegetable set bowl be washed, that is only a mentality effect;
钻井水龙头由于结构设计的原因，冲管盘根在钻井过程中不断磨损，特别是在高压泥浆的作用下，盘根密封常常被破坏。
The wash pipe packing of drilling swivel showed wear-and-tear continually in drilling process due to its structural design. The packing assembly was often torn by high pressure mud.
钻井水龙头由于结构设计的原因，冲管盘根在钻井过程中不断磨损，特别是在高压泥浆的作用下，盘根密封常常被破坏。
The wash pipe packing of drilling swivel showed wear-and-tear continually in drilling process due to its structural design. The packing assembly was often torn by high pressure mud.
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