- 相关词组
- piston valve stem活塞阀杆
- piston valve spindle活塞阀杆
- piston valve steam engine活塞阀蒸汽机
- piston valve chamber活塞阀室
- piston-type poppet valve活塞式提升阀
- piston valve ring活塞阀填密环
- piston valve cover活塞阀盖
- piston type regulating valve活塞式调节阀
- piston valve body活塞阀体
- piston governor valve retaining spring活塞调节阀扣紧簧
- piston valve pump活塞阀泵
- piston valve bush活塞阀衬套
- piston governor valve strainer活塞调节阀滤器
- piston valve liner活塞阀衬
- piston valve gear活塞阀机构
- piston slide valve活塞式滑阀
- piston sleeve valve活塞套阀
- piston valve活塞阀;滑阀
- piston valve spider活塞阀十字辐
- piston-actuated valve活塞驱动阀
- 今日热词
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- unimportant adj.不重要的;
- bathe v.(给…)洗澡;清洗,浸泡;游泳;(光线)洒满;
- adore vt.爱慕;崇拜;非常喜欢;敬佩;vi.崇拜;爱慕;
- oneself pron.自己;(用以强调one)亲自;(one作动词的主语时,oneself作动词或介词的宾语)自身
- 360 three hundred and sixty
- emergency n.突发事件;紧急情况adj.紧急情况下的;应急的;
- rubber band n.橡皮筋;橡皮圈
- access n. 入径;通道;机会,权利;vt. 到达,进入;访问,存取(计算机信息);
- socket n.插座;灯座;窝,穴;[解]眼窝,孔窝;
- respect vt. 尊敬,尊重,敬重;关于,涉及;遵守,遵从;注重,重视;顾及;不损害;仰慕;不违背;慎重对待,谨慎从事n. 尊敬,尊重,敬重;(事物的)方面;关系,关联;注重,重视;敬意,问候;细节;着眼点
- move free 维骨力(一种关节强化剂)
- cloudflare n.一家美国跨国科技企业;云端的服务;云闪