单词：filter layer
filter layer的用法和样例：
例句
- It can be the filtration layer of the dikes,river canal,seacoast,concrete and retaining walls.可以做堤坝，河渠，海岸，混凝土，挡土墙的过滤层。
- In drainage of agricultural lands, a filter or gravel envelope is used to prevent the entrance of fine sand and silt into the drains.在农田排水中常常采用砾石或过滤层来防止粉细砂和泥沙进入排水沟。
单词：filter layer 相关文章
[00:00.00][s],[ ][ ] [00:38.61]sea/sheet/chicken [00:42.66]Exercise One: Word Conparison [00:47.62]Listen to the following words from your tape and repeat. [00:52.98]sip ship sane shane watched washed [01:01.23]lass lash least leashed chin [01:09.09]
掌握英语发音
I first heard about the ozone layer about twenty years ago. I was still in school. I thought it was interesting, but I didnt take it seriously. It was a bit like science fiction, I mean, how could there be a giant hole in the atmosphere? Over the yea
听一分钟英文-O
Prisma App Makes Art Out of Photos Pokmon GO is the most popular app in the world right now. But another new app is also getting a lot of attention. And its free. Prisma lets users add filters to photos to interesting, beautiful and strange effect. T
2016年VOA慢速英语(七)月
But the HEPA filter for Olivers Vibe got dirty very quickly. And, it was not cleanableit was simply replaceable. When it turned filthy brown, Oliver went back to Target to buy a new filter. Oddly, Target sold the F15 belt for the Vibe, but not the fi
365个英语简短小故事
A:You don't look so good. B: I have a major stomachache A: Did you eat something strange? B: I had spaghetti with clam sauce for lunch. A: Maybe you have food poisoning. B: Yes, that could have been it, but I haven't been feeling that great for the p
健康-Health
There is a special day to recognize the importance of the ozone layer. In 1995, the United Nations General Assembly decided September 16th is the International Day for the Preservation of the Ozone Layer. This is the date on which countries signed th
英语课程学习计划和讲义
From VOA Learning English, this is the Health Lifestyle report. In parts of India, it is not uncommon to see people wearing a mask over their nose and mouth. The capital, New Delhi, has some of the world's dirtiest air. The pollution was a call for a
2018年VOA慢速英语(一)月
A: You dont look so good. B: I have a major stomachache A: Did you eat something strange? B: I had spaghetti with clam sauce for lunch. A: Maybe you have food poisoning. B: Yes, that could have been it, but I havent been feeling that great for the pa
英语情景对话-健康
吸烟有害健康(Smoking is hazardous to health。)。 常用表达： Have a smoke? 抽烟吗？ Help yourself to a cigarette. 请抽烟。 Would you like a cigarette? 想抽支烟吗？ Won't you have a smoke? 不想抽支烟吗？ Please have a
实用英语
[0:0]feedback female fertile fertilizer反馈,反馈信息 雌的,女性的 肥沃的,富饶的 肥料 [1:25.7254]festival fiber fiction fierce节日,喜庆日 纤维 小说 凶猛的,残酷的 [2:12.0330]file filter finally finance档案,文件 过滤器,过滤咀 最后,终于 财政,金融 [3:1.05
闭着眼睛飘单词 四级词汇
I first heard about the ozone layer about twenty years ago. I was still in school. I thought it was interesting, but I didnt take it seriously. It was a bit like science fiction, I mean, how could there be a giant hole in the atmosphere? Over the yea
纯正英语一分钟
Ever since young Stiggs coming from that unfort'nt v'y'ge of his, when he was gone four years and a half, with only three barrels of ile, 自从那位可怜的小伙子斯替格死在客房里以后，唉，他出海四年半，只带回三桶鱼杂碎
白鲸记
Ever since young Stiggs coming from that unfort'nt v'y'ge of his, when he was gone four years and a half, with only three barrels of ile, 自从那位可怜的小伙子斯替格死在客房里以后，唉，他出海四年半，只带回三桶鱼杂碎
白鲸记
By Tabinda Naeem Washington, D.C. 21 May 2007 Two years ago, the National Academy of Engineering established the Grainger Challenge Prize for Sustainability. This $1 million award was designed to challenge the world's scientists to develop a practica
2007年VOA标准英语（五月）
Just as a clam came out to bask in the sun a snipe pecked at its flesh．The clam closed its shell and squeezed the snipe's beak．If it does not rain today and it does not rain tomorrow，you will be a dead clam，said the snipe．If you cannot free
趣味英语
1. You don't have to see each other every day. 你们不必每天都见面。 If you can, then why not? But you don't have to nag each other about you or your partner coming over just because you haven't seen a glimpse of each other for the day (yet)
实用英语
Mark Zuckerberg, a journalist was asking him a question about the news feed. And the journalist was asking him, Why is this so important? And Zuckerberg said, A squirrel dying in your front yard may be more relevant to your interests right now than p
英语语言学习
Because it's dangerous, says she. 因为这是很危险的,她说。 Ever since young Stiggs coming from that unfort'nt v'y'ge of his, when he was gone four years and a half, with only three barrels of ile, 打那回,打那个叫做斯梯格的小伙子
白鲸记
Good-bye my Fancy! Farewell dear mate,dear love! I'm going away,I know not where, Or to what fortune, or whether I may ever see you again, So Good-bye my Fancy. Now for my last-let me look back a moment; The slower fainter ticking of the clock is in
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