您要查找的是不是：
- twin volute pump 复式螺旋泵
- horizontal single-stage double-suction volute pump 卧式单级双吸蜗壳泵
- single stage, single suction volute pump [化] 单级单吸离心泵
- single stage single suction volute pump 单级单吸离心泵
- The mother with twin babies are always on the run. 这个有双胞胎婴儿的妈妈总是忙忙碌碌的。
- Development of High Efficiency Volute Pump of Very Low Specific Speed 低比转数高效率蜗壳泵的开发
- The twin brothers are far apart in character. 那两个孪生兄弟的性格相差很远。
- You must be muddling me up with my twin brother. 你一定是把我看成我的孪生兄弟了。
- Nothing can set the twin brothers at variance. 没有什么事能使这对双胞胎兄弟吵起来。
- How much do you know about the works of Mark Twin. 马克。吐温写的作品你知道多少？
- How much do you know about the works of Mark Twin? 马克。吐温写的作品你知道多少？
- You're always mixing me up with my twin sister! 你老是把我和我的孪生妹妹弄混了！
- I took a shot of the twin sisters. 我给那对孪生姊妹拍了一张照片。
- He is the younger twin of the two. 他是这对双胞胎中的弟弟。
- Can you tell the twin sisters apart? 你分得清这两个孪生姐妹吗?
- Oxford's twin town in France is Leon. 牛津在法国的友好城市是里昂。
- My twin brother is my shadow every minute. 我的孪生兄弟与我形影不离。
- I always confounded him with his twin brother. 我总分不清他和他的孪生兄弟。
- The pump casing shall be cast iron or cast aluminum alloy volute. 这个泵应该有能力处理淤泥和沙子。
- A tyre expands when you pump air into it. 轮胎一打气就鼓起来。
