Concrete block walls, exposed to the sunlight, take advantage of using "passive solar gain" to store excess energy.
暴露在阳光下混凝土砌块墙，利用使用“被动式太阳能”技术可以储藏多余的热量。
2
Says Yao has to be forceful on the block to make the other teams pay for his strengths and to have that dominate attitude and not passive, and that it will make the team that much better.
Then in accordance with classification method of the passive, active and semi-active system, the performance of compensator mounted between travelling block and hook is studied deeply.