无系统的

The method of internal fixation by lateral neck of vertebra and bone graft between processus transversus can give not only a thorough decompression of the spinal canal but also a one-time reconstruction of spinal stability,with a good effect in the early and intermediate follow-ups.So it is a satisfactory method in the grass-roots hospitals for the treatment of lumbar disc herniation.

结论保守和手术治疗对腰椎间盘突出症均具有良好的治疗效果，保守治疗基本无创，无并发症，安全，无痛苦，费用低；而采用后路椎弓根内固定系统结合横突间植骨术，既能够对椎管做到彻底减压，又能一次性重建腰椎稳定性，中、早期随访效果良好，是基层医院治疗腰椎间盘突出症较满意的治疗方法。

After that, the author, based on the wasteless mining theories and his research experience, put forward creatively a new method to design and appraise for the wasteless mining, in which the modern applicable visualization technique are applied.

在采矿方案优选方面，发展应用模糊数学与层次分析法的组合决策优化方法对无废开采方案优选的指标体系、权值的分析处理与系统进行了综合评判，并建立了系统实用的方案优化选择数学模型，以获得最佳、合理的无废开采方案。

The theory minutely analyze trait of evolutionary programming arithmetic and state variables breakout problem in solving reactive power optimization problem, link reactive power balance theory.. reactive power bed and subarea control theory and adjusted-voltage material law of actual system. The theory first put forward a effective variability quantity modified measure, escape unfeasible problem in evolutionary programming, also make evolutionary programming arithmetic in solving reactive power optimization problem more quick and effective.

详细分析了进化规划算法的特点和在求解无功优化问题时存在的状态变量越限问题，结合无功平衡原理、无功分层分区控制原理以及实际系统中调压的具体规律，首次提出了一套有效的变异量修正措施，避免了进化规划的不可行问题，也使进化规划算法在求解无功优化问题时更加快速有效。

No brush No ring starter remove the traditional 、complicated、multiconduction component starting equipment. it is easy to operate and install, less repairing expense. the advantage is: to keep the original operation without rings、carbon brush、brush box、brush box shell、short circuit ring and ajustable rheostat frequency sensitive rheostat on secondary loop system AC connector and time relay.

无刷无环运行器把传统的、繁琐的、多触点元件组成的起动装置去掉，采用无刷无环运行，操作简单，安装拆卸方便，可大大减少维修费用，其优点是：去掉滑环、碳刷、刷盒、刷盒支架、短路环及二次回路系统中的频敏变阻器、交流接触器、时间继电器等元件，并可保持电机原有的运行特性。

No brush No ring starter remove the traditional 、complicated、multiconduction component starting equipment. it is easy to operate and install, less repairing expense. the advantage is: to keep the original operation without rings、carbon brush、brush box、brush box shell、short circuit ring and ajustable rheostat frequency sensitive rheostat on secondary loop system AC connector and time relay.

无刷无环起动器把传统的、繁琐的、多触点元件组成的起动装置去掉，采用无刷无环运行，操作简单，安装拆卸方便，可大大减少维修费用，其优点是：去掉滑环、碳刷、刷盒、刷盒支架、短路环及二次回路系统中的频敏变阻器、交流接触器、时间继电器等元件，并可保持电机原有的运行特性。

The system consists of cavity coupled ECR microwave plasma source, vacuum system, gas distributing system,d etecting and analysis system and computerized data collecting and controlling system and is provided with a RHEED with differential pumping structure for in-situ real-time monitoring in atom size.

一种宽运行气压范围无离子损伤的ECR微波等离子体增强低温外延系统与技术，系统由腔耦合型ECR微波等离子体源、真空系统、配气系统、检测与分析及计算机数据采集与控制系统组成；配置有带差分抽气结构的RHEED，可实现原子尺度控制生长的原位实时监测。

Water mist fire suppression system is a new type of fire-fighting unit.

细水雾灭火系统是一种新型灭火系统，具有无环境污染、灭火迅速、用水量少和水渍损失极小等优点，是目前国际上推祟的哈龙替代系统。

From the experimental results, both in no-load and full-load cases, all the proposed slip estimation schemes exhibit good performances of speed tracking and robust load disturbances rejection.

由实验结果证明不管在无载或满载情况下，所提出四种不同无转速感测的系统都具有良好的转速追踪能力，并且对於负载的扰动系统都拥有很好的强健性能。

Beijing University of Technology, Beijing 100022, ChinaAbstract A quasi two-stage compression heat pump system coupled with ejector was designed to improve the performance and widen the range of the operation conditions of heat pumps.

摘 要：为了进一步改善热泵系统性能和扩大其运行工况范围，将结构简单、无运动部件且能较好地适应两相流工况的喷射器引入准二级压缩热泵系统，构造出准二级压缩-喷射复合热泵系统。

Beijing University of Technology, Beijing 100022, ChinaAbstract A quasi two-stage compression heat pump system coupled with ejector was designed to improve the performance and widen the range of the operation conditions of heat pumps.

摘 要：为了进一步改善热隔膜真空泵系统性能和扩大其运行工况范围，将结构简单、无运动部件且能较好地适应两相流工况的喷射器引入准二级压缩热隔膜真空泵系统，构造出准二级压缩-喷射复合热隔膜真空泵系统。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷