Expansion joint: to meet the deformation of foundation, expansion and construction requirements play, prevent play a change in temperature in transverse crack produces.
伸缩缝:为适应地基变形,管身伸缩及施工要求,防止管身在温度变化时产生横向裂缝。
Applicable to Ergonomic principle, can play a role in balancing body and greatly eliminate harm effect caused body weight on the spine, bone and joint bending.
符合人体工程学原理,可起到平衡身体作用,大大消除由于身体的自重作用给人体带来的关于脊椎·骨骼·关节弯曲所带来的身体损害。
UPR may play a potential key role in the initiation and continuation of joint inflammation in AS patients.
结果显示UPR应答在AS病人关节炎症的初期和延续中起重要的作用。
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