喷嘴挡板

nozzle flapper的用法和样例：

例句

A novel piezoelectric type nozzle flapper hydroelectric servo valve was developed and its control method was researched.摘要提出了一种新型压电晶片型喷嘴挡板式电液伺服阀，并对其控制方法进行了研究。

美语听力 English Café 464

Topics: The Roaring Twenties; The Empire State Building; Indians (Asians) versus Indians (indigenous peoples); to blow up versus to explode; staging ground Words: decade booming to be independent roaring invention flapper corset jazz to improvise to

发表于:2018-11-30 / 阅读(175) / 评论(0)

美语听力 English Cafe

ESL露西的一天第41期:发型服饰讲解(4)

Lucy likes to finish it off, meaning she likes to finish doing her hair, with a little hairspray. 露西喜欢最后喷一点头发定型剂，意思是她打理头发的最后步骤。 Hairspray, hairspray, (one word) is liquid that you put on a lar

发表于:2018-12-01 / 阅读(227) / 评论(0)

ESL露西的一天

英国学生科学读本第94期:一副风箱(2)

for when you shut the bellows, the valve cannot close the air-hole because of your finger, 因为, 当你关闭风箱把手时, 你的手指使得阀门无法关闭空气进出的圆孔, and most of the air then escapes through this hole instead of g

发表于:2018-12-18 / 阅读(139) / 评论(0)

英国学生科学读本

给爱旅游的您：“酒店”词汇大全

外部设施 information desk 服务台 hotel register book 旅客登记簿 registration form 登记表 newsstand 售报处 postal service 邮局服务处 shop 小卖部 bar 酒吧间 lounge 酒店大厅 billiard-room 台球房 dining-room, dining ha

发表于:2018-12-18 / 阅读(125) / 评论(0)

英文语法词汇

365个英语简短小故事-149. The Toilet Tank (2)

Henry went out to the front of the apartment building and turned off the main water valve. No one was home in the building except Stanley, so Henry didnt have to warn the neighbors about the shutoff. Back in the bathroom, Henry flushed the toilet. Th

发表于:2018-12-31 / 阅读(151) / 评论(0)

365个英语简短小故事

【词汇仓库】 Hotel（旅馆）-2

mattress 褥子 quilt 被 blanket 毯子 sheet 床单 bedspread 床罩 cotton terry blanket 毛巾被 pillow 枕头 pillow 枕头 pillowcase 枕套 mat 席 cushion 垫子 bathroom 浴室 bath tub 浴盆

发表于:2019-01-07 / 阅读(145) / 评论(0)

考研英语

TED演讲：试验排除错误和万能神力(7)

You pump it at a high pressure through a nozzle. You create a spray of detergent. 你用高压将它压过一个喷嘴，你制造了清洁剂喷雾。 Then the spray dries. It turns into powder. It falls to the floor. 喷雾干燥后就成了粉末，

发表于:2019-01-18 / 阅读(142) / 评论(0)

TED演讲教育篇

英文短篇故事（纽约）308 The End of Graffiti?

He was riding the LIRR to Oyster Bay. He saw beautiful scenery everywhere. But he also saw graffiti everywhere. There must be a way to stop graffiti, he thought. He did some research. He developed a design for a graffiti-buster. He presented it to a

发表于:2019-02-15 / 阅读(186) / 评论(0)

英文短篇故事（纽约）

ESL Podcast 202 – At the Gas Station

Its been a long time since Ive seen my friends Steve and Liz, and I thought this would be a good weekend to drive up to Santa Barbara to see them. Gas prices have been through the roof, but I decided to take the short road trip anyway. Before getting

发表于:2019-02-18 / 阅读(141) / 评论(0)

地道美语播客

最新学习文章

热门学习文章

热门标签

英语听力 VOA标准英语 VOA 英语歌曲口语听力提高听力材料听力教程英语学习 NPR 英语口语 VOA慢速英语美国国家电台儿童英语 VOA英语小学英语 cnn VOA常速英语标准英语英文歌曲听电影学英语英语单词英文电影慢速英语 CRI 美联社新闻美国有线新闻加州分级澳洲新闻流行歌曲常速英语 ABC新闻快递疯狂英语英语读物听力棚车少年经济学人英语词汇商务英语 VOA双语新闻 BBC 中国电台大学英语 Treasures 加州语文 BBC英语英语听力网站 VOA英语教学词汇万花筒 SSS VOA英语听力 AP 新概念分级英语英语广播听力精选英语播客英文绘本 TED演讲赖世雄英语MP3 CCTV9英语新闻 lesson 英语新闻初中英语学英语英语语法历史上的今天英文广播剧英语游戏原版英语小说英语有声读物书虫英语牛津英语读物访谈录新闻一分钟考研英语英语每日在线听新闻 Us 新概念英语地道英语单词第二册自然百科高中英语 sports 实用英语 MP3听力辛沛沛 ESL英语第一册英语每日一句 unit 新东方 GRE 每日一词 BBC听力

学英语单词

.xla

accusatorial process of proof