If you forget to mention a prefix in any step, your expression will return nothing-an error for which it's difficult to track the cause.
如果有任何一个步骤忘记使用这个前缀，那么表达式不会返回任何内容，并且很难搞清楚究竟是哪一步出的错。
Finally, in my experience, the error messages you get when there's a configuration problem tend to be obscure, making it difficult to track down the cause.
最后，以我的经验，当有一个配置问题时，您捕获的错误消息往往是模糊不清的，而追踪原因也很困难。
The 4090 type dynamic mechanical track scale, mostly used at home, is taken as an example to analyze the error produced in its weighing in motion through calculation of balancing time.
并以国内使用较多的4090型机械动态轨道衡为例，通过平衡时间的计算，分析其动态称量误差。
The track error of the frequency tracker in LDV System is thoroughly derived and analyzed. On these grounds, a high accuracy data processor with microcomputer is designed.
本文对LDV系统的频率跟踪器进行了全面的误差分析，并据此设计了高精度微机数据处理器。
The track error of copy fund in complete copy strategy is smaller than that of reinforced fund in incomplete copy strategy.
复制型基金完全复制策略下的跟踪误差要比增强型指数基金非完全复制策略下的跟踪误差要小；
In Chinese the pitch of syllable varies with time, whose track forms different tones. By using the pitch information the error rate of Mandarin connected digits is further decreased.
各个音节的基频是随时间而变化的，其不同轨迹构成了声调，利用基频信息进一步提高了对汉语连续数字串的识别率。
Furthermore, the algorithm USES "Window" statistics method to calculate the minimum error in order to optimize the track continuity.
对关联上的航迹片段利用“窗口”统计最小误差方法进行优化，提高了整个航迹的连续性。
The error of the frame and the trail which make the crane not in parallel with the rail track is the cause of off-tracking.
在实际治理啃轨现象的工作中，一般是以提高车架和车轮的安装精度，校正和消除起重机和轨道的缺陷为主要方法。
Through establishing the predicting GM model of corrected residual error, on-line prediction of the target track could be realized in real time, and thus could improve the prediction precision.
该方法通过建立等维新息残差修正GM预测模型，实现了航迹的实时在线预测，从而提高了预测精度。
It can make the queue length in the router track the reference queue length with non-error, and also has fast response performance both in large delay networks and dynamic traffic networks.
该算法能够使路由器中的队列长度快速零误差地跟踪上参考队列长度，并且在长时延网络环境和动态流量网络环境中均具有快速的响应性能。
Parameters such as track error band and steering mode can be modified arbitrarily in the parameter's window. The simulation of ship motion control is carried out with PID algorithm.
可在参数窗口中任意更改航迹偏差带、操作方式等参数，采用PID控制算法进行了船舶航迹控制仿真。
Start using an Error Log- keep track of your mistakes and guesses -this will become your study guide in Month 3.
开始纪录错误。记录你的错误和猜测，这在3个月内会是你的学习指南。
Then a new controller named proportional resonant (pr) controller was introduced in the current control. It could track the current reference without steady error.
在论文并网控制部分中，作者通过使用一种新型比例谐振控制器(PR)实现了对单相逆变器并网电流的无误差控制。
Then a new controller named proportional resonant (pr) controller was introduced in the current control. It could track the current reference without steady error.
在论文并网控制部分中，作者通过使用一种新型比例谐振控制器(PR)实现了对单相逆变器并网电流的无误差控制。
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