9,800 個「 spring operated safety valve 」的搜尋結果

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四季歌 - 學習四季 - 學前班, 幼兒園, 學習英語 (Seasons Song for Children | Learn Four Seasons | Preschool, Kindergarten, Learn English)02:07

四季歌 - 學習四季 - 學前班, 幼兒園, 學習英語 (Seasons Song for Children | Learn Four Seasons | Preschool, Kindergarten, Learn English)

1668
A1 初級
地球上的四季 - 兒童視頻 - #aumsum (Seasons on Earth | Videos for Kids | #aumsum)03:59

地球上的四季 - 兒童視頻 - #aumsum (Seasons on Earth | Videos for Kids | #aumsum)

26
B1 中級
鎮定劑飛鏢如何在慢動作中工作--《慢動作》的傢伙們 (How a Tranquilizer Dart Works in Slow Motion - The Slow Mo Guys)13:55

鎮定劑飛鏢如何在慢動作中工作--《慢動作》的傢伙們 (How a Tranquilizer Dart Works in Slow Motion - The Slow Mo Guys)

6
B1 中級
基本上每个哺乳动物都擅长游泳（Basically Every Mammal Is Good at Swimming... Except Us）12:10

基本上每个哺乳动物都擅长游泳（Basically Every Mammal Is Good at Swimming... Except Us）

23
B2 中高級
懦弱的共和黨參議員看走眼了，因為破壞性的畫面顯示了到底是誰煽動了國會暴動。 (Cowardly GOP Senators Look Away As Devastating Footage Shows Exactly Who Incited The Capitol Riot)13:43

懦弱的共和黨參議員看走眼了，因為破壞性的畫面顯示了到底是誰煽動了國會暴動。 (Cowardly GOP Senators Look Away As Devastating Footage Shows Exactly Who Incited The Capitol Riot)

8
中文B2 中高級
火山學家為測試熔岩走多遠|科學技能 (How Far Volcanologists Go To Test Lava | Science Skills)11:46

火山學家為測試熔岩走多遠|科學技能 (How Far Volcanologists Go To Test Lava | Science Skills)

18
中文B2 中高級
費城76人VS金州勇士 - 完整的亮點｜2017年11月11日｜2017-18賽季NBA常規賽 (Philadelphia 76ers vs Golden State Warriors - Full Highlights | Nov 11, 2017 | 2017-18 NBA Season)09:31

費城76人VS金州勇士 - 完整的亮點｜2017年11月11日｜2017-18賽季NBA常規賽 (Philadelphia 76ers vs Golden State Warriors - Full Highlights | Nov 11, 2017 | 2017-18 NBA Season)

4
B1 中級
二戰最大的海戰（第二部分）。萊特灣之戰｜戰鬥360｜歷史篇 (BIGGEST NAVAL BATTLE OF WWII (Part 2): The Battle of Leyte Gulf | Battle 360 | History)06:15

二戰最大的海戰（第二部分）。萊特灣之戰｜戰鬥360｜歷史篇 (BIGGEST NAVAL BATTLE OF WWII (Part 2): The Battle of Leyte Gulf | Battle 360 | History)

11
B2 中高級
傑西-艾森伯格的檢疫必要性--CONAN在TBS上的報道 (Jesse Eisenberg’s Quarantine Necessities - CONAN on TBS)04:58

傑西-艾森伯格的檢疫必要性--CONAN在TBS上的報道 (Jesse Eisenberg’s Quarantine Necessities - CONAN on TBS)

1
B1 中級
檢疫的同時...白色城堡不會讓科維德毀了情人節 (Quarantinewhile... White Castle Won't Let Covid Ruin Valentine's Day)08:24

檢疫的同時...白色城堡不會讓科維德毀了情人節 (Quarantinewhile... White Castle Won't Let Covid Ruin Valentine's Day)

3
中文B1 中級
特朗普感覺很棒，準備好辯論了! (Trump Is Feeling Great & Ready to Debate!)09:32

特朗普感覺很棒，準備好辯論了! (Trump Is Feeling Great & Ready to Debate!)

12
中文B2 中高級
酋長的艙室裡。T-34-85第二集 (Inside the Chieftain's Hatch: , T-34-85 Episode 2)25:35

酋長的艙室裡。T-34-85第二集 (Inside the Chieftain's Hatch: , T-34-85 Episode 2)

153
中文B1 中級
野獸先生剛剛毀了自己的職業生涯...... (MrBeast Just Destroyed His Career..)22:02

野獸先生剛剛毀了自己的職業生涯...... (MrBeast Just Destroyed His Career..)

4
中文B1 中級
Flore, Jens & Pauline - "I Don't Wanna Live Forever" | Battles | The Voice Kids | VTM (Flore, Jens & Pauline - 'I Don't Wanna Live Forever' | Battles | The Voice Kids | VTM)07:40

Flore, Jens & Pauline - "I Don't Wanna Live Forever" | Battles | The Voice Kids | VTM (Flore, Jens & Pauline - 'I Don't Wanna Live Forever' | Battles | The Voice Kids | VTM)

1
B1 中級
中國智能手機的崛起｜CNBC報道 (The rise of the Chinese smartphone | CNBC Reports)03:14

中國智能手機的崛起｜CNBC報道 (The rise of the Chinese smartphone | CNBC Reports)

133
中文B1 中級
在全自動壽司店中嘗試 "零人際交往"｜CNBC報道。 (An attempt at 'zero human interaction' in a fully-automated sushi restaurant | CNBC Reports)02:20

在全自動壽司店中嘗試 "零人際交往"｜CNBC報道。 (An attempt at 'zero human interaction' in a fully-automated sushi restaurant | CNBC Reports)

163
B1 中級
梵蒂岡有多強大？ (How Powerful Is The Vatican?)02:55

梵蒂岡有多強大？ (How Powerful Is The Vatican?)

143
B1 中級
肚子疼的歌｜粉紅的肚子疼!| 萍蹤安全歌 | 萍蹤兒童歌曲 - 萍蹤兒童歌曲 (Tummy Ache Song | Pinkfong Got Tummy Ache! | Pinkfong Safety Songs | Pinkfong Songs for Children)01:28

肚子疼的歌｜粉紅的肚子疼!| 萍蹤安全歌 | 萍蹤兒童歌曲 - 萍蹤兒童歌曲 (Tummy Ache Song | Pinkfong Got Tummy Ache! | Pinkfong Safety Songs | Pinkfong Songs for Children)

12
中文B2 中高級
Why People Are Freaking Out About That Deepfake Lawsuit & Section 230's Supreme Court Problem（Why People Are Freaking Out About That Deepfake Lawsuit & Section 230's Supreme Court Problem）25:13

Why People Are Freaking Out About That Deepfake Lawsuit & Section 230's Supreme Court Problem（Why People Are Freaking Out About That Deepfake Lawsuit & Section 230's Supreme Court Problem）

13
B1 中級
修理Whirlpool/Kenmore 洗衣機(Clutch Band and Lining Repair Kit (part #285790) - Whirlpool/Kenmore Washer Repair)03:55

修理Whirlpool/Kenmore 洗衣機(Clutch Band and Lining Repair Kit (part #285790) - Whirlpool/Kenmore Washer Repair)

751
中文B2 中高級
芝麻街。芝麻街：瞭解四季｜艾莫的世界 (Sesame Street: Learn About the Four Seasons | Elmo's World)05:03

芝麻街。芝麻街：瞭解四季｜艾莫的世界 (Sesame Street: Learn About the Four Seasons | Elmo's World)

19
中文B1 中級
離合器如何作動?（Clutch, How does it work ?）06:47

離合器如何作動?（Clutch, How does it work ?）

75
中文B1 中級
克里斯-馬修斯發表他的期中考試預測 - 晨報 - MSNBC (Chris Matthews Makes His Midterm Predictions | Morning Joe | MSNBC)11:21

克里斯-馬修斯發表他的期中考試預測 - 晨報 - MSNBC (Chris Matthews Makes His Midterm Predictions | Morning Joe | MSNBC)

1
B1 中級
跟鋼鐵俠學英語 (Learn English With Iron Man)21:53

跟鋼鐵俠學英語 (Learn English With Iron Man)

58
中文B1 中級
蔬菜名稱英文 - 蔬菜詞彙。學習蔬菜名稱 (Vegetables names in English - Vegetables Vocabulary. Learn Vegetable Names)04:30

蔬菜名稱英文 - 蔬菜詞彙。學習蔬菜名稱 (Vegetables names in English - Vegetables Vocabulary. Learn Vegetable Names)

354
B2 中高級
菲爾博士做輪滑時斷了六根肋骨。 (Dr. Phil Broke Six Ribs Doing a Wheelie)03:39

菲爾博士做輪滑時斷了六根肋骨。 (Dr. Phil Broke Six Ribs Doing a Wheelie)

26
B1 中級
13個沒有火車的熱門國家 (13 Popular Countries That Don't Have Trains)08:46

13個沒有火車的熱門國家 (13 Popular Countries That Don't Have Trains)

6
A2 初級
WazirX：這個36歲的程序員如何建立印度最大的加密貨幣交易平臺 | CNBC Make It (WazirX: How this 36-year-old coder built India’s biggest crypto trading platform | CNBC Make It)08:41

WazirX：這個36歲的程序員如何建立印度最大的加密貨幣交易平臺 | CNBC Make It (WazirX: How this 36-year-old coder built India’s biggest crypto trading platform | CNBC Make It)

96
中文B1 中級
Why Marriott, Hilton and Hyatt Don’t Actually Own Most of Their Hotels | WSJ The Economics Of08:13

Why Marriott, Hilton and Hyatt Don’t Actually Own Most of Their Hotels | WSJ The Economics Of

12
B1 中級
選舉日之後：下一步是什麼？| 2024年11月7日 (After Election Day: What’s Next? | November 7, 2024)10:01

選舉日之後：下一步是什麼？| 2024年11月7日 (After Election Day: What’s Next? | November 7, 2024)

25
中文B1 中級
我們如何重新定義公斤 (How We're Redefining the kg)09:49

我們如何重新定義公斤 (How We're Redefining the kg)

15
中文B1 中級
十個世界上被禁止的地方，你永遠都不能去 (10 Places You Cannot Visit.)10:06

十個世界上被禁止的地方，你永遠都不能去 (10 Places You Cannot Visit.)

3932
中文B1 中級
阻止野火的4種高科技方法（和1種低科技方法）。 (4 High-Tech Ways To Stop Wildfires (And 1 Low-Tech One))10:29

阻止野火的4種高科技方法（和1種低科技方法）。 (4 High-Tech Ways To Stop Wildfires (And 1 Low-Tech One))

15
B2 中高級
Have We Seen Trump's Last Dance?10:16

Have We Seen Trump's Last Dance?

5
B1 中級
為什麼美國的標誌與世界其他國家的標誌不同？ (Why US Signs Look Different Than The Rest Of The World’s)06:31

為什麼美國的標誌與世界其他國家的標誌不同？ (Why US Signs Look Different Than The Rest Of The World’s)

43
中文B1 中級
波音 B-17 飛行堡壘 (歷史頻道) 【附英字】 (波音 B-17 飛行堡壘 (歷史頻道) 【附英字】)43:54

波音 B-17 飛行堡壘 (歷史頻道) 【附英字】 (波音 B-17 飛行堡壘 (歷史頻道) 【附英字】)

99
B1 中級
雅馬哈YZF-R1在印度欽奈發生車禍 2人死亡！重要安全資訊 (Yamaha YZF-R1 Crash in Chennai India 2 killed! important safety message)02:51

雅馬哈YZF-R1在印度欽奈發生車禍 2人死亡！重要安全資訊 (Yamaha YZF-R1 Crash in Chennai India 2 killed! important safety message)

613
B1 中級
瑪麗亞納海溝裡面有什麼？ (What's Inside The Mariana Trench?)03:43

瑪麗亞納海溝裡面有什麼？ (What's Inside The Mariana Trench?)

76
B2 中高級
难道不是真的多吗从自然农业到自然资本（Is Less Really More?: From natural farming to natural capital | Rethink Sustainability）04:11

难道不是真的多吗从自然农业到自然资本（Is Less Really More?: From natural farming to natural capital | Rethink Sustainability）

9
B1 中級
已沈沒112年的鐵達尼號「最新影像」顯示船上標誌性的欄杆已經斷裂 (New images of Titanic show the ship's iconic railing has broken off)02:57

已沈沒112年的鐵達尼號「最新影像」顯示船上標誌性的欄杆已經斷裂 (New images of Titanic show the ship's iconic railing has broken off)

6244
中文B1 中級
10個失蹤並留下令人毛骨悚然錄音的人 (10 People Who Disappeared and Left Behind Creepy Recordings)11:38

10個失蹤並留下令人毛骨悚然錄音的人 (10 People Who Disappeared and Left Behind Creepy Recordings)

10
中文B1 中級
槍支保養。SKS拆解，第1/4部分 (Firearm Maintenance: SKS Disassembly, Part 1/4)03:07

槍支保養。SKS拆解，第1/4部分 (Firearm Maintenance: SKS Disassembly, Part 1/4)

40
B2 中高級
I Tried Meghan Markle's Pre-Royal Wedding Rituals06:56

I Tried Meghan Markle's Pre-Royal Wedding Rituals

179
中文B1 中級
日本私人溫泉酒店｜東京一日遊｜溫泉公共浴池的使用方法 (Private Japanese Hot Spring Hotel | Tokyo Day Trip | How to Use Onsen Public Bath)10:27

日本私人溫泉酒店｜東京一日遊｜溫泉公共浴池的使用方法 (Private Japanese Hot Spring Hotel | Tokyo Day Trip | How to Use Onsen Public Bath)

18
A2 初級
我現在是毛茸茸的嗎？ (Am I A Furry Now?)33:57

我現在是毛茸茸的嗎？ (Am I A Furry Now?)

3
A2 初級
黃塵走吧 - 屏風安全歌 - 健康習慣 - 屏風兒童歌謠 (Go away, Yellow Dust | Pinkfong Safety Songs | Healthy Habits | Pinkfong Songs for Children)01:39

黃塵走吧 - 屏風安全歌 - 健康習慣 - 屏風兒童歌謠 (Go away, Yellow Dust | Pinkfong Safety Songs | Healthy Habits | Pinkfong Songs for Children)

2
中文B2 中高級