- 相关词组
- manual stop valve手动止动阀
- three-position valve三位阀
- slow-closure type valve缓闭阀
- three-position four-way valve三位四通阀
- thermoplastic light valve热塑光阀;热塑料光阀
- three-way valve三路阀;三通阀
- three way valve menifold三通阀联箱
- region of high stress高应力区
- thermostatic control valve恒温调整器
- three pressure equalizing pressure control valve三种压力平衡的压力控制阀
- high yield pulp高得率浆
- thermal valve热动式调节阀
- hot blast fan high pressure system热风高压系统
- high altitude anoxia高原缺氧
- nozzle group valve喷嘴阀
- high test bleaching powder高级漂白粉
- threaded valve stem螺栓阀杆
- three-port valve三通阀
- three-in-one brake valve三合一制动阀
- high temperatured photomultiplier高温光电倍增管
- 今日热词
- 热门搜索
- worry v.（使）担心，发愁;烦扰;攻击;n.担心，发愁;烦心事;
- oval adj.椭圆形的;卵形的;n.椭圆形;椭圆运动场（等）;椭圆，美式足球用球;[物]卵形线;
- have a good time 过得愉快， 玩得痛快;
- Africa n.非洲;adj.非洲的;
- act v.做事; 行动; 行为; 举止; 表演，假装; 扮演; 充当; （对…）有作用，有影响;n.行为，行动，所为; 表演，假装; 一幕; 一段表演; 表演者;法案，法令;短节目;
- talk v.说话，谈话;讨论，洽谈;说闲话;供认;n.交谈，讨论;谈判;报告，演讲;空话;谣言;话题;说话方式;
- think of 考虑;想起;有…想法;对…有意见;
- Portuguese n.葡萄牙人;葡萄牙语;adj.葡萄牙的;葡萄牙人的;葡萄牙语的;
- publicly adv.公然地;以公众名义;
- firefox n.火狐浏览器;[电影]火狐狸;
- hurricane n.飓风;
- science n.科学;技术，知识;学科;理科;
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