本课题按照定容取样方法和质量平衡原理，自行设计、制造、调试了中国首套全流稀释风道颗粒物测试系统。
According to the principle of the mass balance and constant volume sampling, a full-flow dilution tunnel particle sampling system was designed and adjusted.
并且按一定的精度和置信水平确定了这两项的合理取样数目。
The rational sampling number was determined in a given precision at a known confidence level.
任何情况下，一定不要签署任何文件确认加油方取样的正确性。
Do NOT at any point sign any documents to confirm correctness of suppliers samples.
田间测墒时，点与点之间的距离要均匀，取样数目可以根据一定的置信水平、估值精度、变异系数做估算。
Distance between dots should be uniform in the field measurement. Sampling number should be estimated by certain believe level, estimate accuracy and variance coefficient.
取样间距对合理取样数目具有一定的影响，合理取样数目分别为：有机质（24）、全氮（34）、全磷（10）。
The reasonable sampling numbers for soil organic matter, total N and total P were 24,34 and 10 respectively.
本论文对取样锁相理论及技术的全面研究，为新产品开发做了一定的预研工作。
The general research on the theory and technology of sampling phase lock in the paper will make a basement for the development of new product.
在一定的假设下，可以把启发式搜索看作一种随机取样的过程，从而可以把统计推断方法引进搜索。
Under certain hypothesis a heuristic search can be considered as a random sampling process. Thus, it is possible to transfer the statistical inference method to the heuristic search.
本实用新型涉及用于钢液，尤其是用于真空感应炉内钢液所用的测温定氧、定碳取样传感器的改进。
The utility model relates to the improvement of a temperature oxygen measuring and carbon sampling sensor used for melting steel, in particular to the melting steel in the vacuum induction furnace.
本实用新型涉及用于钢液，尤其是用于真空感应炉内钢液所用的测温定氧、定碳取样传感器的改进。
The utility model relates to the improvement of a temperature oxygen measuring and carbon sampling sensor used for melting steel, in particular to the melting steel in the vacuum induction furnace.
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