body stem seal
常見例句
- A backup stem seal for a gate valve retains pressure in the body when the valve is in the closed position.
一種用于閘閥的備用閥桿密封件，其在所述閥處于閉合位置時保 持閥體內(nèi)的壓力。
ip.com - They stripped cells from a donated trachea, used it to replace the entire length of the damaged airway, and then used the child's own bone marrow stem cells to seal the airway in the body.
他們剝離捐贈者氣管的細胞，用這些細胞置換全部損毀氣道，然后利用患兒自身骨髓干細胞在體內(nèi)重構(gòu)氣道。 返回 body stem seal