圍封部分 的英文怎麼說
中文拼音 [wéifēngbùfēn]
圍封部分
英文
enclosure- 圍 : Ⅰ動詞1 (四周攔擋起來 使裡外不通; 環繞) enclose; surround; corral 2 (繞; 裹) wrap Ⅱ名詞1 (四...
- 部 : Ⅰ名詞1 (部分; 部位) part; section; division; region 2 (部門; 機關或組織單位的名稱) unit; mini...
- 分 : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
- 部分 : (整體中的局部或個體) part; section; portion
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Due to exceedingly flat arched vault of the flat tunnel with outsized span and renewed stress allocation in surrounding rock after excavation, which would inevitably induce some excessively large load on the base of arch, therefore, larger load - bearing capability in the is " foundation is a must. on the other hand, smooth face explosion must be applied to excavation of the arch base to further ensure the integrity and continuity of country rock around tunnel
特大跨超淺埋隧道拱部結構過于扁平,開挖后發生二次應力分佈,拱腳處的應力過大,要求有較大的地基承載力,拱腳開挖時必須採用光面爆破,保證圍巖的完整性和不受擾動,開挖后及時封閉,防止該處積水軟化圍巖。Measurement of fluid flow in closed conduits - velocity area methods - method using pitot static tubes
封閉管道內液體流量測量.第2部分:速度范圍法.第1節:皮托靜壓管法Measurement of fluid flow in closed conduits - velocity area methods - methods of flow measurement in swirling or asymmetric flow conditions in circular ducts by means of current - meters or pitot static tubes
封閉管道內液體流量測量.第2部分:速度范圍法.第3節:用流量計或皮托靜壓管在圓形管道中渦流或不平衡流動條件下測量流量The thirty - four species of the sea urchins belong to 7 order, 17 families and 28 genera. the following is the name list, those with an asterisk are the species recorded for the first time in china. order cidaroida family cidaridae * goniocidaris biserialis ( d6derlein ) * stylocidaris bracteata ( a. agassiz ) * stylocidaris ryukyuensis shigei * stereocidaris indica philippinensis mortensen * rhopalocidaris gracilis doderlein order lepidocentroida family echinothuridae * phormosoma bursarium ( a. agassiz ) araeosoma owstoni mortensen asthenosoma ijimai yoshiwara order stirodonta family phymosomatidae glyptocidaris crenularis a. agassiz family arbaciidae * coelopleurus maculata a. agassiz et h. l. clark * coelopleurus undulatus mortensen order aulodonta family diadematidae chaetodiademajaponicum mortensen family pedinidae * caenopedina mirabilis ( d6derlein ) order camarodonta family temnopledridae temnopleurus hardwickii ( gray ) temnopleurus toreumaticus ( leske ) temnopleurus reevesii ( gray ) temnopleurus apodus ( a. agassiz et h. l. clark ) temnotrema sculptum ( a. agassiz ) temnotrema reticulatum mortensen * microcyphus olivaceus ( d6derlein ) * prionechinus forbesianus ( a. agassiz ) family strongylocentrotidae strongylocentrotus nudus ( a. agassiz ) hemicentrotus pulcherrimus ( a. agassiz ) family echinometridae anthocidaris crassispina ( a. agassiz ) order clypeasteroida family clypeasteridae clypeaster virescens doderlein family laganidae * peronellapellucida d5derlein family scutellidae * scaphechinus mirabilis a. agassiz sinaechinocyamus planus liao family fibulariidae fibularia acuta yoshiwara order spatangoida family loveniidae - lovenia triforis koehler echinocardium cordatum ( pennant ) family schizasteridae schizaster lacunosus ( linnaeus ) family brissidae * gymnopataqus magnus ( a. agassiz & h. l. clark ) family spatangidae * spatangus luetkeni a. agassiz among the species reported, the following species call for notes or simple descriptions
本文根據th . mortensen ( 1928 - 1955 )海膽專著( amonographoftheechinoidea )中的主要分類依據,將海膽綱分為8個目: 1 )頭帕目( cidaroidea )有齒器,圍肛部在頂系內,圍口部有步帶板和間步帶板,大棘很大,有外皮層,無球棘; 2 )鱗棘目( lepidocentroida )有齒器,圍肛部在頂系內,圍口部僅有步帶板,大棘不很大,無外皮層,有球棘; 3 )脊齒目( stirodonta )有齒器,圍肛部在頂系內,齒器的齒有脊,橈骨片在齒上方不相接,顎孔開放; 4 )管齒目( aulodonta )齒器的齒無脊,圍肛部在頂系內; 5 )拱齒目( camarodonta )有齒器,圍肛部在頂系內,齒器的齒有脊,橈骨片在齒上方相接,顎孔封閉; 6 )全雕目( holectypoida )有齒器,但不發達或完全被吸收,圍肛部在頂系外,步帶不形成瓣狀和葉鰓; 7 ) ?形目( clypeasteroida )齒器發達,圍肛部在頂系外,步帶形成瓣狀,無葉鰓; 8 )蝟團目( spatangoida )無齒器,圍肛部在頂系外,葉鰓發達,步帶形成瓣狀。Measurement of fluid flow in closed conduits - velocity area methods - method of measurement of clean water flow using current meters in full conduits and under regular flow conditions
封閉管道內液體流量測量.第2部分:速度范圍法.第4節:正常流動條件下利用全流動導管中的流量計測量清潔水流量的方法Parts which can ignite an explosive atmosphere are embedded in casting compound so that the explosive atmosphere cannot be ignited
將可能點燃爆炸性混合物的部分澆封在復合物中,使它不能點燃周圍的爆炸性氣體。Unlike inverters for general purpose, auxiliary inverters of subway vehicle have the characters of high power, wide range of high dc input voltage, entirely sealed electronic units and natural cooling. single pulse width modulation ( pwm ) technology is found to be optimal by comparing several different high power inverter technologies and is utilized in the 2 - channel staircase inverter discussed in this thesis
針對地鐵車輛輔助逆變電源的大功率、直流側輸入電壓高且變化范圍寬、輸出電壓穩定且波形質量高,電子部件全密封且要求自然冷卻的特點,分析比較了幾種大功率逆變器技術方案,選擇單邊脈寬調制階梯波合成逆變器為研究對象。The calculating results show : ( 1 ) most of samples are located in 5 kpc - 10 kpc from galactic center. all of the sample clusters present a spherical symmetrical distribution around the galactic center, and their space velocities are presented a ellipsoidal distribution ; ( 2 ) according to the metallicity and basic characters, the sample clusters are separated into hb subgroup and mp subgroup. the number of samples are changed with metallicity [ fe / h ], and there is a peak at [ fe / h ] = - 1. 6 ; ( 3 ) the orbits of sample clusters show mostly limited, periodic characteristics, but the orbits are not closed completely, their maximal galactocentric distance is less than 40 kpc
計算結果表明: ( 1 )大部分樣本星團都位於銀心距5kpc 10kpc的范圍內,相對于銀心呈球對稱分佈,它們的速度也呈橢球分佈; ( 2 ) 29個樣本星團按其金屬度大小和基本性質分類,可分屬hb和mp兩個球狀星團次系,且樣本星團數隨金屬度[ fe h ]而變化,在[ fe h ] = - 1 . 6處出現一個峰值; ( 3 )所有樣本星團的軌道運動都呈周期性,大都在一個有界而不封閉的周期軌道上運動,其最大銀心距都在40kpc以內。Measurement of fluid flow in closed conduits - velocity area methods - method of measurement of velocity at one point of a conduit of circular cross section
封閉管道內液體流量測量.第2部分:速度范圍法.第2節:管道橫截面某一點的流速測量方法Permanent closure of the existing sai kung bound carriageway of hiram s highway fronting nam wai village ; and
永久封閉南圍村對面現有西貢公路往西貢方向的部分行車道以及分享友人