In February 1999, the tracking application was enhanced to allow FedEx customers to query and receive package status information for up to 25 shipments simultaneously.
到1999年2月，其追踪程序升级到可以允许联邦快递的客户同时查询和接收达到25个订单的包裹状态信息。
Aiming at the disadvantages of current PV charging system, an enhanced control method of maximum power point tracking (MPPT) was presented.
针对光伏充电系统存在的缺陷，提出了一种增强型最大功率点跟踪(MPPT)控制方法。
According to its Web page, "trac is an enhanced wiki and issue tracking system for software development projects," but it works equally well for administration requests.
Trac的网页指出，“Trac是一个用于软件开发项目的wiki和问题跟踪系统”，但是它同样适用于跟踪管理请求。
Tracking guides, profiles and covers in a variety of sizes and material characteristics offer enhanced features for your custom design.
跟踪指导，型材及涵盖各种尺寸和材料特性提供增强的功能，为您定制设计。
The system can also strengthen the identification and tracking ability on certain objectives through enhanced processing of the defined characterized frequency.
该系统还可以通过对指定特征频率的强化处理，来加强对特定目标的识别、跟踪能力。
Since the turning control system takes the skidding and disturbances into account, the mining vehicle's tracking accuracy is enhanced and the driving safety on the slope is also ensured.
转向控制系统考虑了在采矿车斜坡上转向行走的打滑和扰动等因素，提高了转向过程中对轨迹跟踪的控制精度，保证了采矿车的安全行走作业。
Improved logging support : FTP logging has been enhanced to include all FTP-related traffic, unique tracking for FTP sessions, FTP sub-statuses, additional detail fields in FTP logs, and much more.
改进采伐支持 ：的FTP日志已得到增强，包括了所有的FTP相关的交通，独特的跟踪为FTP会议的FTP分状态，更多细节领域的FTP日志，等等。
Thus the fast "tracking capability of the system is enhanced, the influence of the tool location to load disturbance is diminished. The simulation results show that the scheme is effective."
从而既提高快速跟踪能力，又减小负载扰动对刀具定位的影响，仿真结果验证了此方案的有效性。
Thus the fast "tracking capability of the system is enhanced, the influence of the tool location to load disturbance is diminished. The simulation results show that the scheme is effective."
从而既提高快速跟踪能力，又减小负载扰动对刀具定位的影响，仿真结果验证了此方案的有效性。
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