在两种情况下，承载构件不相对于支承构件运动。
In both instances, the load-bearing member does not move with respect to the support member.
绷绳作为作业井架的特殊支承构件，其工作特性对作业井架的力学行为有较大影响。
Derrick guy wire as the special supporting member of downhole derricks, its performance has much impact on the mechanical behavior of derricks.
滚动元件的外表面与支承构件的下表面所描述的轨迹(149)或虚拟表面基本一致。
The outer surface of the rolling element is substantially coincident with a locus (149), or virtual surface, described by the lower surface of the support member.
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