Through the experiment with the circuits thermal drift, of TYZ-3 intelligent soil nutrition gauge, J-type field effect transistor(JFET) was found as the major cause of circuits thermal drift.
本文简要综述了国内外的电路温度补偿方法，对TYZ-3智能型土壤养分测试仪的温度漂移进行了试验研究。
Conclusions: the contrast effect of low field permanent magnet type MRCP is the same with moderate and high field superconducting magnet type and similar in clinical application value.
结论低场强永磁型磁共振MRCP与中高场强的超导型磁共振MRCP同样具有很好的造影效果和同样的临床应用价值。
The new type DC solid state relay is a kind of new contactless switching device, with the new type IGBT and power field effect tube as the core and composed completely by solid state electron devices.
新型直流固态继电器是一种以新型器件IGBT以及功率场效应管为核心的，全部由固态电子器件组成的新型无触点开关器件。
The effect of rink structure on temperature field is also discussed, which will help designers to adopt new underground structure type.
该模型还可计算不同冰面温度和换热条件下所需的制冷剂温度，分析不同的冰场地下构造型式对温度场的影响情况。
A new type of three parameter combination logging tool is developed to improve the effect of differential temperature logging technology during medium to late term of oil field development.
为提高微差井温测井技术在油田开发中后期的作用，开发设计了一种新型的三参数组合测井仪。
By employing the standard microfabrication techniques used, for instance, in manufacturing of computer chips, the team has created a type of field-effect transistor, a vital computer component.
例如，通过运用微细加工技术来制造计算机芯片时，工作小组创造出了一种场效应晶体管，它是计算机中一个重要的组成部件。
The magnetic field of dry-type air core reactor with spatial closed loop is calculated with analytic method. And the effect of closed loop on parameters of a reactor is explored.
用解析方法计算了存在空间闭合环路时干式空心电抗器的磁场，并对闭合环路影响电抗器参数的状况进行了探讨。
A new-type tracer was studied and contrasted with the acticarbon tracer in logging for water flooding oil field. The using effect showed that the tracer was better than the acticarbon tracer.
研究了一种油田用新型同位素示踪剂，并与以活性炭为载体的同位素示踪剂进行了对比研究，应用表明使用效果良好。
With the application of the new field type, the curative effect of the appliance designed can be increased-its multiple functions realized and diverse dosages administered.
它的应用不仅可以提高疗效，同时又可实现多功能多剂量。
With the application of the new field type, the curative effect of the appliance designed can be increased-its multiple functions realized and diverse dosages administered.
它的应用不仅可以提高疗效，同时又可实现多功能多剂量。
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