ball structure

基本解释

In general, WILLIAMSONs trunnion ball valve features the front ball sealing design structure.
威廉姆森固定球阀一般采用球前阀座密封结构。
Turn on the recirculating ball steering structure, design requirements and principles for a brief role.
进而对循环球式转向器结构特点、设计要求和作用原理进行简单的介绍。
Featured projects include the Westpoint Tower in Hong Kong, with its unique ball structure design; the Shenzhen Meilin Estate in China, now considered a milestone residential development;
特色项目包括西点塔在香港，凭借其独特的球结构设计，在中国，现在被认为是一个里程碑住宅发展的深圳梅林村；

This structure still allows the ball clubs and agents to negotiate compensations for the drafted ball players without overspending on an unproven commodity that might never spend a day on a major league roster.
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At this stage the structure, though still just a featureless ball of cells, has started to differentiate into the body's three basic cell types (known as endoderm, mesoderm and ectoderm).
ECONOMIST: An embryonic development
How is it that a swarm of people who lack any sort of hierarchy or control structure can be so successful in collectively maneuvering a Pong paddle to hit the ball?
FORBES: What Pong Tells Us About Global Marketing (Really)