Basing himself on the realities of his life, the painter successfully integrated realism and artistic exaggeration.画家根据自己的现实生活, 成功地把现实主义和艺术夸张结合起来.He relaxed by riding horseback and playing tennis, basing his strategy on ...
The pistons are graphite-coated to reduce friction.活塞上涂了一层石墨以减小摩擦力。Some pistons have seating rings of metal or leather.有些活塞上有金属或皮革的密封环.A pump uses valves and pistons.泵使用阀和活塞....