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
- Essay on the Immediate Awakening to Truth
- Essay on the Meaning of Mahayana
- Essay on the Origin of Human Knowledge
- Essay on the Origin of Man
- Essays
- Essays on Calligraphy Selected by He Shaoji in His Thatched Study
- Essays on General Criticism
- Essays on LvYuan
- Essays on Painting
- Essays on Quyi
- Essays on Quyi Literature
- Essays on the Forest of Meanings in the Mahāyāna Dharma Garden
- essays written in the Sui, Tang and Five Dynasities
- ESSC
- Esseen
- Essen
- essence
- essence and tranquility
- Essence Boxing
- essence chamber
- Essence Collection of the Complete Library in the Four Branches of Literature
- essence for reproduction
- Essence of Delicacies
- Essence of External Diseases
- Essence of Laozi