您要查找的是不是：
- class b transistor amplifier 乙类晶体管放大器
- Class B: liquid mineral exploration. 乙级：液体矿产勘查。
- Are you familiar with the performance of this type of transistor amplifier ? 你熟悉这类晶体管放大器的性能吗?
- Class B: remote sensing geology exploration. 乙级：遥感地质勘查。
- Are you familiarwith the performance of this type of transistor amplifier? 你熟悉这种晶体管放大器的性能吗?
- Class B: rock ore appraisal and rock ore testing. 68810912乙级：岩矿鉴定与岩矿测试。
- Class B: solid mineral exploration. 乙级：固体矿产勘查。
- Are you familiar with the performance of this type of transistor amplifier? 你熟悉这类晶体管放大器的性能吗?
- Class B: rock ore appraisal and testing. 乙级：岩矿鉴定与岩矿测试。
- His daughter was classed in Class B. 他的女儿被编入乙班。
- Is he familiar with the performance of this type of transistor amplifier? Familiarize oneself with sth. 他熟悉这种晶体管放大器的性能吗?
- Class B: areal geology survey; remote sensing geology exploration. 2901524乙级：区域地质调查；遥感地质勘查。
- The transistor amplifier circuit is provided with an oscillation preventing countermeasure. 晶体管放大电路配备了一个过电压保护装置。
- Class B: areal geology survey; solid mineral exploration. 3855229乙级：区域地质调查；固体矿产勘查。
- Class B: geophysical exploration; rock ore appraisal and testing. 乙级：地球物理勘查；岩矿鉴定与岩矿测试。
- Class B: areal geology survey; gas mineral exploration. 乙级：区域地质调查；气体矿产勘查。
- In Britain, for instance, Ritalin is a class B drug. 比如，在英国，Ritalin是B级药。
- AS604R: First transistorized amplifier for refraction. AS604R:第一台使用晶体管放大器的用于折射勘探的仪器。
- Class B: solid mineral exploration; geophysical exploration. 乙级：固体矿产勘查；地球物理勘查。
- Class B: geophysical exploration; mineral smelting and processing. 乙级：地球物理勘查；选冶加工试验。
