Therefore, using control break logic, DB2 can return distinct DEPTNO, LASTNAME combinations without sorting. 因此使用控制断开逻辑,DB2可以返回不同的DEPTNO、LASTNAME组合,而无需排序。
Technique maintenance; Control to break down; System maintenance. 技术维护;掌握故障;系统维护。
If you use a too narrow width, the control will break the text lines. 如果您使用过于狭窄,宽度,控制将打破行文字。
Therefore, it would be desirable to set up in the table shows the calibration and control the size of break with baffle. 为此,宜在在工作台上标出刻度线并设置控制断料尺寸用挡板。
The first control in the template must be a page break. 模板中的第一个控件必须是分页符。
It analyzes the characteristics of wheel motion, introduces the models of the tire, shock strut, nose-wheel turning control system and break system models and studies their forces, moments and transitive procedures on the landing-gear. 通过分析机轮的运动特点,介绍了轮胎、减震支柱、前轮转向操纵系统和刹车系统的模型,研究了作用于起落架上的力、力矩及其传递过程。
The results show a minimum path sets which consists of a big landslide, rainfall beyond normal design, ineffective discharging flood measures and seismic intensity beyond the designing value. These factors can be selected to act as approaches to control tailings dam break during flood season. 结果表明,可以选择由滑坡量大、超出正常设计的降雨、未采取有效的排洪措施、大于设计烈度的地震4个事件构成的最小径集作为控制汛期尾矿坝溃坝事故发生的途径。
Adjustment and Control of Real-estate Market Break Surface 房地产市场化调控思路彰显
Field Application Results and Understanding About Paraffin Control and Viscosity Break Stimulation Technique 防蜡降粘增油技术现场应用效果及认识
Remote control technology can make the operator to break the limitation of region, and has been implemented based on the P ⅲ industrial control computer in the condition of network. 远程控制技术能够使操作突破地域的限制,已在网络环境下PⅢ工控机上实现。
Beginning with the fundamental principles of the device, this paper reveals the paraffin control and viscosity break mechanisms, function and adaptability of the device. 从该装置基本原理入手,揭示防蜡降粘增油装置防蜡降粘机理、功能和适用性。
Analysis and improvement of reclosure abnormal operation caused by control circuit break of 110 kV breaker system 110kV系统断路器控制回路断线引起重合闸不正常动作原因分析及改进措施探讨
The paper points out that the key of achieve JIT production is to construct pull control system, break the bottle-neck of production, as well as total quality management, achieve the most profit. 论文进一步分析了实现生产作业过程JIT的关键点在于建立拉动式控制系统,解决生产的瓶颈环节,同时实施全面质量管理,最大限度有效利用资源,提高产出,实现整体最优。
To describe the automatic control principles and basic structure of the control system for the 120? mm reversing cold mill in Luoyang Copper Plant, covering tension control, coil diameter calculation, and belt break protection. 论述了洛阳铜加工厂120mm可逆冷轧机自动控制原理和系统的基本结构,包括张力控制、卷径计算、断带保护等基本方法。
Thus it can be seen, our country teenagers break the law commit a crime problem have affected stabilize, prevent, control and eliminate teenagers break the law commit a crime already urgent. 由此可见,我国青少年违法犯罪问题在一定程度上已经影响到了社会的治安和稳定,预防、控制和消除青少年违法犯罪已刻不容缓。
Control of valley and tectonic slope-break zone on sand bodies in rift-subsidence basin ③ break in gentle slope of palaeohigh; 断陷湖盆沟谷及构造坡折对砂体的控制作用③古隆起缓坡带;
Prevention and Control on Channel Break for Induction Furnace 感应电炉熔沟断沟的预防与控制
An efficient combination of information databases in agricultural schistosomiasis control with GIS can break down the single search mode of relative databases, supply a more vivid search method, and achieve a share of graphics and databases. 将农业血防数据库与地理图形有机地结合在一起,打破了关系型数据库系统单纯依靠条件表达式的单一检索模式,提供了一种更为直观的查询手段,实现图形和数据资源共享。
Some measures, such as reasonable optimization of string structure, the application of high endurance pump rod, determination of reasonable hot flushing cycles for producers and improvement of paraffin cutting pump rod technology, can be used to effectively control well pumping unit break. 通过合理优化管柱结构、应用高强度抽油杆确定合理的油井热洗周期、改进刮蜡抽油杆加工工艺等措施可有效防治和减缓抽油杆断裂的发生。
Snail ( Oncomelania hupensis) is the only intermediate host of Schistosoma japonicum, therefore one of the effective preventive methods against schistosomiasis is the control of snails to break the life cycle of the parasite. 钉螺是日本血吸虫的唯一中间宿主,因此杀灭钉螺是预防和控制血吸虫病流行的重要措施之一。
It is necessary to improve the traditional pipe break warning and monitoring systems of water supply and utilize advanced active control and management system for leakage and break. 指出需要改进和完善传统的供水管网爆管预警监测系统,并采用先进的主动漏损控制管理系统。
But in practical situation, the control results of some systems cannot be exactly known, the effect of these uncertainties will destroy control results and even break it. 实际上,一些系统的控制结果不能被准确知道,这种不确定的结果将破坏或毁掉控制结果。
Networked control systems break the space constraints of physical location in traditional control system, broaden the control sites, reduce the complexity of links in system, cut the running and maintenance cost, facilitate the achievement of control incorporation, and enhance the information integration. 网络控制系统打破了传统控制系统在空间物理位置上的限制,拓宽了控制活动的场所,降低了系统的链接复杂性、运行成本和维护费用,便于实现管控一体化,提高了信息集成度。
On the one hand, service industry such as finance, telecommunication, electronic commerce develops vigorously. It makes the quality control break out the traditional manufacturing industry. 一方面,金融、电信、电子商务等服务业的蓬勃发展,使得质量管理的思想不能只停留在传统的制造业。
And based on income statement establish the model of cost control and management. Break down the cost work into product cost control, fees control and expenses control. 本文立足于企业利润表科目建立成本控制模型,将成本控制工作分解为产品成本控制和期间费用控制。
According to the control signal needed by the data access, control access that can make the data access well-functioned is designed; VHDL is used to realize control access and break controller. 4. 根据数据通路所需要的控制信号,设计能使数据通路有效工作的控制通路;采用VHDL实现控制通路和中断控制器。
Industrial Ethernet technology being used in control instrument make the control system network more convenient and break the constraint of traditional control network. At the same time, the network structure achieves flat. The reliability of control network is improved. 将工业以太网技术应用于控制仪表中,使得控制系统的组网更加便捷,突破了传统控制网络的封闭性,同时,网络结构实现了扁平化,提高了控制网络的可靠性。
Remote Control is designed to break geographical and environmental constraints, remote monitor and control the operational status and various parameters of on-site equipments. 远程控制的目的旨在突破地域和环境上的限制,对现场设备的运行状态及各种参数进行远程监控。
The control of bud break through a temperature-dependent mechanism is a key ecological factor in woody perennial plant survival. 通过温度依赖性机制来控制芽的萌发是多年生木本植物重要生态特征。