Needle Wheel(针叶式): 这是目前最流行的高挡蛋白机的设计, 利用Venturi将空气混入进水, 再由马达的针叶将空气搅散, 所得到的气泡非常细且多, 而且马达...
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针轮
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cycloidal needle wheel type motor 摆线针轮电动机 ; 摆线针轮电念头
needle wheel drive 针轮传动
cycloid needle wheel 摆线针轮
cycloidal needle wheel 摆线针轮
planet cycloidal needle wheel 行星摆线针轮
The pin gear-type precision seeder is composed of a wheel body, a rubber ring, a needle wheel and an isolation plate.
本实用新型主要由轮体、胶圈、针轮、隔种板等构成。
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Beginning around 1908, needle compasses began to be replaced in ships by gyrocompasses, which use a fast spinning wheel to indicate north and south.
FORBES: No. 3 The Compass
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