Design of machine balancing mechanism. We are established in acquiring parallel potential energy distributionbasis. through optimizing design calculation.
设计机床的平衡机构，我们是建立在获取并联势能分布规律基础上。
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People who are thinking about what to do about malaria should bear in mind that the biological basis of its distribution may change in a warmer world.
To understand the factors influencing health workers' choice to work in rural areas as a basis for designing policies to redress geographic imbalances in health worker distribution.