spring block

Some Flu Block should be available this spring.

今年春天，一些Flu Block疫苗就可以使用了。

The adjusting bolt, the valve core sleeve, the valve core, the spring, the steel ball, the copper block, the spring and the adjusting block are respectively arranged in two cylindrical valve bodies;

所述调整螺栓、阀芯套、阀芯、弹簧、钢球、铜块、弹簧和调节块，分别装配在所述两个圆柱形阀体内；

The Burridge Knopoff ( BK) spring block model as a conceptual model for the physics of earthquakes has attracted much attention among physicists and seismologists since 1967, becoming an active research subject in the interdisciplinary approach to the physics of earthquakes.

Burridge-Knopoff弹簧-滑块模型作为一个概念性的地震模型，自1967年提出以来一直为地震学家和物理学家所关注，对BK模型的研究成为物理学与地震学之间的一个活跃的交叉领域。

He admitted the group's plans for rolling into financial services, such as online money market fund Yu'e Bao, had been dealt "a setback" by the Central Bank's decision to block plans for a virtual credit card last spring.

他承认由于中国央行今年春天否决虚拟信用卡计划，该集团推进金融服务（如在线货币市场基金余额宝）的计划已“受挫”。