Similarly, we can't sense radioactivity without a radiation detector.

同样，如果不用辐射探测器，我们也不能感觉到放射现象。

youdao

Aiming at urgent requirement of drilling leakage zone in real time measurement, the development of wireline downhole leak detector has prodigious practice sense.

针对实时测量钻井漏失层位的迫切需要，研制电缆式井下测漏仪具有很大的实际意义。

youdao

The reflection characteristic of the target surface to the laser affects directly the sense of the detector a- gainst the target to be attacked.

目标表面对激光的反射特性直接影响探测器对攻击目标的感知。

youdao

Although the probe would carry no cameras in the classic sense, its onboard instruments would include a low-energy charged particle experiment, a magnetometer, a cosmic ray detector, and an energetic neutral atom detector.

FORBES: Jump-Starting A Mission To Interstellar Space