by trial and error

1. The path to success has been strewn with obstacles, learning by trial and error to overcome the local peculiarities of climate and soil.

2. She then learned about sewing and making clothes for her dog by downloading teaching materials from the Internet and through much trial and error.

1. by trial and error的翻译

1. The other option is to learn by trial and error.
另一种选择是学习的试错。

2. You will succeed by trial and error.
经过反复实验你会成功的。

3. She learned to cook by trial and error.
她通过不断的尝试学习烹饪。

4. You can learn how to use it properly by trial and error.
你可以通过反复试验来学习如何正确使用它。

5. You got to do it by trial and error.
你只能反复试验。

6.

6. Instead, they work by making best guesses and by trial and error.
事实上，他们的行为是做最佳的假设，实施计划和犯错的结合。

7. I learned by trial, error and luck how to avoid injury.
我学到的审判，错误和运气如何避免受伤。

8. In the criminal procedure of the USA, the errors made by the first trial may divide into constitutional error and statutory error.
在美国刑事诉讼中，原审法院的错误可以被分为两类：宪法性错误与制定法错误。

9. By means of trial-and-error method of starting value in low order matrix, assignment regularity of starting value is found; Through calculation by means of programming, the track of switching angle changing with fundamental amplitude and value of switching angle under some fundamental amplitude are obtained.
根据低阶问题的初值的试探与总结，找到了给初值的规律；通过编程计算，得到了开关角随基波幅值变化的轨迹及开关角在某一基波幅值下的具体数值。

10. The water-assisted injection molding equipment developed by the author's laboratory and a new type water injector developed through error-and-trial experiments were described.
介绍了自主研发的水辅助注塑设备以及一款经过大量实验后得到的新型喷嘴，并通过单因素实验法研究了短射法成型聚丙烯弯管时工艺参数对制品水穿透长度和沿水道的残留壁厚的影响。

11. By trial and error, final medium is resulted: saccharose 4%, NH4H2PO40.03%, KH2PO40.15%, MgSO47H2O0.1%, growth element 0.0025%, ZnCl20.0015%, FeSO4.7H2O 0.004%, reagent F 0.0015%, CaCO30.3%, pH was 7.5, the shaking speed was!70 r. p. m. Process temperature was kept as 32C. In these conditions, the curdlan production by PVA hydrogel immobilized cells is 3.3g/100ml.
经过反复实验，确定了聚乙烯醇水凝胶固定化细胞的最佳发酵培养基组成为：蔗糖4％，NH_4H_2PO_4 0.03％，KH_2PO_4 0.15％，MgSO_47H_2O 0.1％，生长因子0.0025％，ZnCl_2 0.0015％，FeSO_47H_2O 0.004％，试剂F 0.0015％，广沁人学硕1－学位论义 CaCO.0.3％，PH值为 7.5，摇床转速为门orpm，反应温度为 3 2 OC。

12. At the best of times, this is a trial-and-error process conducted by individuals full of good will.
在最有利的情况下，这是那些有着美好愿望的人们反复试验的过程。

13. To our knowledge, the error of training is mostly chosen by trial-and-error.
它涉及网络训练误差允许值的选取以及网络预测结果的评价。

14. The traditional way for rehabilitation of hydro turbines is a trial and error method by using the model tests with several design schemes based on modification of the existing hydraulic passageway and operating conditions.
传统的水轮机改造方法是根据改造电站的水轮机过流部件和运行条件，采用多方案设计和模型试验对比技术来进行。

15. Empirical information is gained only by trial and error in the field and at real time process rates.
经验数据只能通过在现场以实时作业率下的试验和失误获得。

16. by trial and error在线翻译

16. I eventually find the right way by trial and error.
经过反复试验，我终于找到了正确的方法。

17.

17. By utilizing the services of a mentor who knows the steps, we are saving hours of time researching, weeks or months of time of trial and error implementation, and advancing our business plan by years.
利用服务的一位导师谁知道步骤，我们正在挽救小时的时间研究，几个星期或几个月的时间，审判和错误执行，并推动我们的业务计划。

18. The cutting motion of a wire is simulated dynamically on a CRT by a trial-and-error method with variable step-length.
对输出的数控程序，采用变步长的逐点比较法在显示器上动态模拟电极丝的切割轨迹。

19. by trial and error的解释

19. An optimization model of optical tolerance is proposed to enable straight forward calculation instead of the usual tolerance-budget balancing by trial and error.
光学系统；光学公差；最低成本；优化法；本文提出的光学公差优化模型可迅速地计算出结果，而不必象通常那样进行反复调整试算。

20. by trial and error在线翻译

20. By trial and error, I figured out where pet can help and where they can be a hindrance.
通过不断的试验和失败，我终于明白宠物在哪些地方有用，在哪些地方反而是妨碍。