裂口 liè kǒu breach / split / rift / vent (volcanic crater) syn 火山口 huǒ shān kǒu volcanic crater 贞德 貞德 zhēn dé Jeanne d'Arc (1412-1431), French heroine and liberator, executed as a witch by the Burgundians and English / also called Jehanne Darc, the Maid or Orleans, Joan of Arc or St Joan 弧线 弧線 hú xiàn arc 弧度 hú dù radian / arc / curve / curvature 火山灰 huǒ shān huī volcanic ash 弧形 hú xíng curve / arc syn 电弧 電弧 diàn hú electric arc 火山岩 huǒ shān yán volcanic rock 圆弧 圓弧 yuán hú arc (segment of a circle) syn 火烧云 火燒雲 huǒ shāo yún nuée ardente / hot cloud of volcanic ash syn 弧光 hú guāng arc light 长白山 長白山 cháng bái shān Changbai or Baekdu mountains 白頭山|白头山, volcanic mountain range between Jilin province and North Korea, prominent in Manchu and Korean mythology 秒 miǎo second (unit of time) / arc second (angular measurement unit) / (coll.) instantly 弧 hú arc 火成岩 huǒ chéng yán igneous rock (geology) / volcanic rock 电弧炉 diàn hú lú arc furnace / electric arc furnace 白头山 白頭山 bái tóu shān Baekdu or Changbai mountains 長白山|长白山, volcanic mountain range between Jilin province and North Korea, prominent in Manchu and Korean mythology 反射弧 fǎn shè hú reflex arc 火山岛 火山島 huǒ shān dǎo volcanic island 火山机体 huǒ shān jī tǐ volcanic construction / volcanic edifice 大屯火山群 dà tún huǒ shān qún Tatun Volcanic Group, volcanic area to the north of Taipei 同轴圆弧 同軸圓弧 tóng zhóu yuán hú coaxial circular arc / concentric arc (in spherical geometry) 惰性气体保护金属极电弧焊 metal electrode inert gas arc welding / MIG arc welding 残留弧 cán liú hú remnant arc / inactive arc 弧后裂谷 弧後裂谷 back-arc rift / back-arc spreading centre 弧后扩张中心 弧後擴張中心 back-arc rift / back-arc spreading centre 弧前 forearc / frontal arc / sedimentary arc 沉积弧 沈積弧 forearc / frontal arc / sedimentary arc 喀拉喀托火山 kā lā kā tuō huǒ shān Krakatoa (volcanic island in Indonesia) 伊通火山群 yī tōng huǒ shān qún Yitong volcanic area in Yitong Manchurian autonomous county 伊通滿族自治縣|伊通满族自治县, Siping, Jilin 大屯火山 dà tún huǒ shān Mt Tatun, volcanic area to the north of Taipei 桑托里尼岛 桑托里尼島 sāng tuō lǐ ní dǎo Santorini (volcanic island in the Aegean sea) 汤加里罗 湯加里羅 tāng jiā lǐ luó Tongariro, volcanic area on North Island, New Zealand 火山带 火山帶 huǒ shān dài volcanic belt 火山活动 火山活動 huǒ shān huó dòng volcanic activity / volcanism 火山爆发 火山爆發 huǒ shān bào fā volcanic eruption 火山爆发指数 火山爆發指數 huǒ shān bào fā zhǐ shù volcanic explosivity index (VEI) 火成 huǒ chéng (geology) igneous / volcanic (rock) 炽热火山云 熾熱火山雲 chì rè huǒ shān yún nuée ardente / hot cloud of volcanic ash 长白山天池 長白山天池 cháng bái shān tiān chí Changbaishan Tianchi, volcanic crater lake on the border between China and North Korea 降尘 降塵 jiàng chén dust fall / fallout (volcanic, nuclear etc) / particulate matter 火山灰云 火山灰雲 huǒ shān huī yún volcanic ash cloud 莱恩群岛火山链 lái ēn qún dǎo huǒ shān liàn Line Islands Volcanic Chain 断裂非火山边 斷裂非火山邊 duàn liè fēi huǒ shān bian rifted non-volcanic margin 中部火山山脉开发基金会 Foundation for the Development of the Central Volcanic Range 火山灰咨询中心 火山灰咨詢中心 Volcanic Ash Advisory Centre 落尘 落塵 luò chén dust fall / fallout (volcanic, nuclear etc) / particulate matter 断裂火山边 斷裂火山邊 rifted volcanic margin 减缓火山灾害工作组 減緩火山災害工作組 Working Group on the Mitigation of Volcanic Disasters 岛弧 島弧 dǎo hú (geology) island arc 弧光灯 弧光燈 hú guāng dēng arc lamp 弧线长 弧線長 hú xiàn cháng arc length / length of a curve segment 弧长 弧長 hú cháng arc length (the length of a curve segment) 弧长参数 弧長參數 hú cháng cān shù parametrization by arc length (of a space curve) 群岛弧 群島弧 qún dǎo hú island arc (geology) 圣女贞德 聖女貞德 shèng nǚ zhēn dé Joan of Arc (1412-1431), French heroine and liberator, executed as a witch by the Burgundians and English 电弧焊 電弧焊 diàn hú hàn electric arc welding 余弧 餘弧 yú hú complementary arc 魁蚶 kuí hān arc clam (Arca inflata) 多氯三联苯 duō lǜ sān lián běn plasma arc centrifugal treatment 等离子弧焚烧 plasma arc incineration 硅铝层岛弧 guī lǚ céng dǎo hú ensialic island arc 硅镁层岛弧 guī měi céng dǎo hú ensimatic island arc 弧后盆地 弧後盆地 back-arc basin Sumizu裂谷 Sumisu back-arc rift / Sumisu rift Lau弧后盆地 Lau弧後盆地 Lau back-arc basin / Lau basin 森林云雀弧后盆地 森林雲雀弧後盆地 Woodlark back-arc basin / Woodlark basin 风成岛弧 風成島弧 fēng chéng dǎo hú Eolian arc 马努斯弧后盆地 馬努斯弧後盆地 Manus back-arc basin / Manus basin 全球30弧秒高程数据组 全球30弧秒高程數據組 Global 30-arc-second Elevation Data Set 岛链 島鏈 island arc / island chain 火力地段 arc 观察地段 觀察地段 arc 