工学 井下工具 释 shock absorber 减振器 吸收钻井中产生的冲击和振动负荷，保护钻头牙齿、轴承和钻具，提高钻头及其他钻具寿命的工具。
计算机硬件 计算机工程设计 释文 shock absorber 减震器
- magnetic properties of crystal
- magnetic property
- magnetic property measurement
- magnetic prospecting
- magnetic protection
- magnetic proximity effect
- magnetic puka
- magnetic pulse
- magnetic pulse joining
- magnetic pumping
- magnetic purification of non-metallic ores
- magnetic quadrupole
- magnetic quadrupole moment
- magnetic quadrupole radiation
- magnetic quantity sensor
- magnetic quantization
- magnetic quantum number
- magnetic Raman scattering
- magnetic random access memory
- magnetic random-access memory
- magnetic random access memory, MRAM
- magnetic random-access memory, MRAM
- magnetic read head in hard disk drive
- magnetic reconnection
- magnetic reconnection in magnetosphere