Normally these bearings can accommodate radial load only, none but single row bearings with ribs both on inner and outer rings can carry partial lighter axial load.
一般情况下只能承受径向负荷，只有内外圈均带档边单列轴承可以承受较小的常定轴向负荷。
Methods: the laparoscopic instrument was used to carry out the Partial thyroidectomy in 50 cases of thyroid benign tumours.
方法：应用腹腔镜器械对50例甲状腺良性肿瘤进行甲状腺部分切除术。
Thus, the sea engineering will appear the phenomenon that part is decay. it needs to carry on the partial antisepsis in the water.
这样，海上工程就会出现局部被腐蚀的现象，需要在水中进行局部防腐。
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