...能存在使电机轴承向上顶的外力， ? There may be a motor bearing up top of external forces, 基本生活保障 ? Basic protection 如果你缺课太多，很难赶上 ? If you are absent too much, it is difficult to catch up ..
This is our success and the premise of basicprotection.
这是我们获得成功的最基本的保障和前提。
2
Apply: This probe is intended to verify the basicprotection against access to hazardous parts. It is also used to verify the protection against access with a finger.
用途：本试具用于检验防止人体触及危险部件的基本防护。此试具也用于防止手指触及的防护检验。
3
Contraction both materials can be tailored to provide thermal effect of the knee joint, improved proprioception of the knee, played the role of the most basicprotection.