- 相关词组
- universal valve万向阀
- universal valve lifter通用起阀器
- unidirectional electronic valve单向电子阀
- under lapped valve负遮盖的阀
- ultimate factor of safety极限安全系数
- tyre valve轮胎阀
- ultra-low temperature ball valve超低温球阀
- unemployment relief失业救济
- unilateral relief单方减税法则
- ultrahigh vacuum valve超真空阀
- ultrasonic light valve超声光阀
- uncompensated valve无补偿的阀
- unloading valve卸荷阀,卸载阀
- unbalanced valve不平衡的阀
- uniform-pressure-drop valve定差减压阀
- universal-joint cross relief valve万向节十字轴溢油阀
- two-sport valve二通阀
- ultra-low temperature throttle valve超低温闸阀
- underlapped valve负遮盖阀
- two-stage valve两级阀
- 今日热词
- 热门搜索
- preference n.偏爱;优先权;偏爱的事物;（债权人）受优先偿还的权利;
- expansion n.扩大;扩张;扩张物;膨胀物;
- bottom line n.概要，账本底线;
- confirm password v.确认口令;确认密码
- Beauty n. 美，美丽;美感;美好;美人;完美;突出的范例;好处，妙处;典型的例子;极好的事物adj.（产品、工作或活动）美容的
- hunter n.猎人;猎犬;猎狐马，猎食其他动物的野兽;亨特;
- dissatisfy vt.使不满意，使不满足;使失望;
- believe v.相信，信任;认为，猜想;有宗教信仰;
- facility n.设施;才能，天赋;特色服务;
- windows me abbr.Windows millennium edition Windows （操作系统）千禧版，WindowsMe操作系统;
- U.N. n.联合国;
- 吸血鬼日记 The Vampire Diaries;The Vampire Diary;
