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- A crystal receiver is a less complicated structure than a valve receiver. 晶体收音机的结构不像电子管收音机那么复杂。
- A two-valve filter has been rebuilded to a four valve filter to execute full automation in the technical reform of the Nanmen Waterworks in Jiaxing, Zhejiang Province. 介绍了嘉兴市南门水厂双阀滤池技改工程。
- Four valve pulse tube refrigerator 四阀脉管制冷机
- Valve receive Electric Actuators'instructions to control the operation of the entire system, and meet the temperature set requirements. 阀门接受电热执行器的指令,控制整个系统运行,达到温度设定要求。
- Showing a pushrod V8 with four valves per cylinder, the diagram also reveals a turbocharging unit and inboard exhaust and outboard intakes. 表现出的两个V8引擎的每缸四气门,该图还揭示了涡轮增压装置和船排气和舷外摄入量。
- A design of multifunctional valve for the ERD was put forward, using a specially designed valve to replace the four valves situated on the cylinder end.The unit was greatly simplified. 论文提出了一种阀控余压能量回收装置专用多功能阀门的设计方案,用特殊设计的阀门代替原有的水压缸端四个电磁阀,有效简化了系统。
- Any of several chiefly North American deciduous trees of the genus Carya, having smooth or shaggy bark, compound leaves, and hard smooth stones or nuts, each containing an edible seed and surrounded by a husk that splits into four valves. 山核桃一种山核桃属的北美洲落叶乔木,树皮光滑或粗糙,复叶,果实或坚果坚硬光滑,中间有可食用的种子,种子外包了一层可裂成四片的外皮
- It is clear to all of us that two plus two is four. 二加二等于四对我们大家都很清楚。
- He wove four plots together into a novel. 他把四条情节编成一部小说。
- We have tea at four o'clock in the afternoon. 我们在下午四点钟喝茶。
- The town boasts four swimming pools. 这座城镇以拥有四个游泳池而自豪。
- Our football team won by four goals to nil. 我们的足球队以四比零取胜。
- He lay back and hit the ball for four. 他向后弯身击中球,得了4分。
- I was clean broke in less than four days. 不到四天我就一个钱也没有了。
- I'll look out for you at about four. 我4点钟左右找你。
- He showed us four case studies of disturbed girls. 他给我们看了4位精神失常姑娘的病历。
- My house is four miles distance from the sea. 我家离海四英里。
- Our team beat them hollow by four clear goals. 我们队以净胜4分彻底击败了他们。
- The leap year comes around once in four years. 每四年有一个闰年。
- The soldiers counted off from the left by four. 士兵们从左起四个一组大声报数。