The expansion of the former may be accomplished by squeezing the elastomeric elements (somewhat doughnut shaped) between two plates, forcing the sides to bulge outward.
生产封隔器的膨胀可能通过挤压位于两个盘子之间的弹性部件(有些象汽车轮胎形状)来完成，迫使侧边向外膨胀。
When the moon is full or new, attraction is high, and the oceans bulge outward, creating spring tides.
当圆月或新月，引力较强，海水向外膨胀，引起朔望大潮。
When the moon is full or new, attraction is high, and the oceans bulge outward, creating spring tides.
当月亮是满月或新月，吸引力是高的，海洋向外膨胀，建立大潮。
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