Double bassoon 低音大管】The largest and lowest pitched of the double-reed wind instruments, sounding an octave below the bassoon.

雙簧管系管樂器中音高最低的也是最大的樂器，比低音管的音高低一個八度2020国产高清成年视频。

Double bassoon 低音大管:The largest and lowest pitched of thedouble-reed wind instruments, sounding an octave below the bassoon.

雙簧管系管樂器中音高最低的也是最大的樂器人操人人摸人人干，比低音管的音高低一個八度。

Chain Locker and Chain Pipes 錨鏈艙和錨鏈管 Two (2) chain lockers of rectangular type to be arranged for bow anchor equipment.

應布置2只矩形錨鏈艙用于艏錨設備久久毛片网站，從堆放錨鏈至錨鏈管喇叭口的距離約為

Due to the volume of work, workshop and finished product 倉管員 product time-consuming hand-over exertion; ER

由于業(yè)務量大欧美日韩国产风俗，車間與成品倉管員交接產品耗時耗力；ER

Bassoon或fogotto大管】A low-pitched woodwind instrument with adouble reed,having along wooden body attached to aU-shaped lateral tube that leads to the mouthpiece.The range of this instrument is typically two octaves lower than that of the oboe.

巴松管乱伦小说网尤物视频亚洲，低音管一種低調的有雙簧的木管樂器国产一区清纯美女在线观看，有長的木質管身并與通向吹口的側面管身相連，這種樂器的音域范圍比雙簧管明顯的低兩個八音度摸女生下体高潮喷水视频。

Bassoon或fogotto 大管:A low-pitched woodwind instrument with adouble reed, having a long wooden body attached to a U-shapedlateral tube that leads to the mouthpiece. The range of thisinstrument is typically two octaves lower than that of the oboe.

巴松管欧美不卡一区二区三区手机，低音管一種低調的有雙簧的木管樂器，有長的木質管身并與通向吹口的側面管身相連一级a作爰片A级毛片，這種樂器的音域范圍比雙簧管明顯的低兩個八音度全国在线无码精品。

Vacuum rectifiers were made for very high voltages, such as the high voltage power supply for the 電視接收器中的陰極射線管, and the kenotron used for power supply in X射線 equipment.

真空整流器所做的如在電視接收器中的陰極射線管，和 X射線設備中電源用的 kenotron 高壓電源的高電壓无码欧XXXX在线观看。

I管不了them running their own past, from the most sumptuous clothing that front.

我管不了他們bbixx.com，自己溜過去，站在那個衣著最華麗的人面前日韩欧美A片一级久久72。

I管不了them running their own past, from the most sumptuous clothing that front.

我管不了他們国产色视频一区，自己溜過去，站在那個衣著最華麗人面前黄页视屏在线看。

Harpsichord 羽管鍵琴:A stringed instrument resembling a grand piano but usually having two keyboards and two or more strings for each note and producing tones by the plucking of strings with plectra.

一種臥式豎琴型或梯形的鍵盤樂器日韩欧美中文精品第一页，類似三角鋼琴，但通常有兩層鍵盤（部分為一層色色av无码，及其個別亦有三層）和兩套或更多的弦思思精品视频，通過羽管或皮制撥子（撥子連接一頂重器，一般為一根直立的木桿）撥弦欧美黄色小视频在线，賴琴鍵內端推動發(fā)聲久久精品伊人不卡一区。

Bourdon tube gauge：包爾登管壓力計,波登管式壓力計

Bourdon tube 彈簧管,波登管,布爾登管 | Bourdon tube gauge 包爾登管壓力計,波登管式壓力計 | bourdon tube pressure gauge 波登管式壓力表

concentric reducer：同心異徑管

產品名稱:不銹鋼大小頭,大小頭也叫異徑管,變徑管,用來連接不同尺寸的管子,一般它分為同心異徑管(Concentric reducer)和偏心異徑管(Eccentric reducer)兩種,當異徑管立起來后兩端口的投影是同心圓時,它就叫同心異徑管,而偏心異徑管的投影是小圓內切于外圓

downcomer：降液管

3.3 降液管(downcomer),DC 各層塔盤之間專供液相流體通過的組件,單溢流型塔盤為側降液管,雙溢流型塔盤有側降液管和中央降液管,三或多溢流型塔盤有側降液管国产婷婷网站导航、偏側降液管黄色网站av在线免费观看、偏中央降液管及中央降液管.

sieve tube：篩管 許多篩管元素由篩板相接成長管

sieve plate 篩板 篩管元素端壁具有篩孔 | sieve tube 篩管 許多篩管元素由篩板相接成長管 | sieve-tube member 篩管細胞 具篩板的篩管元素主要為被子植物特徵

tubulate：成管的/管狀的/制成管狀/裝管

tubular /管狀的/ | tubulate /成管的/管狀的/制成管狀/裝管/ | tubulation /裝管/

renal tubule：腎小管

2.腎小管 腎小管(renal tubule)是由單層上皮細胞圍成的小管,上皮外方為基膜及少量結締組織. 腎小管分為近端小管、細段和遠端小管三部分,近端小管與腎小囊相連,遠端小管連接集合小管. 腎小管有重吸收原尿中的某些成分和排泌等作用.

collecting tubule：集合管

集合管(collecting tubule)可分為弓狀集合管国产福利在线99、直集合管和乳頭管三段. 弓狀集合管與連接管相接,呈弓狀走行,先向皮質表面上行,然后下行進入髓放線,匯入直集合管,直集合管在髓放線內繼續(xù)下行,經髓質外帶在內部匯合成較大的乳頭管,開口于腎乳頭.

collophore：粘管

粘管 粘管(collophore)彈尾目昆蟲腹部的附肢. 粘管又稱腹管( ventral tube)是腹部第1節(jié)附肢合并而成的一個管狀構造,其端部有分成二葉的能翻縮的泡,頭部分泌物可由管前溝流到粘管的末端而使粘管具有粘附作用.

Step off：少管我! 少管我! 少管我! 少管我

- what would you say? - "Step off"?|- 你會對他說什么? - "少管我"? | Step off! Step off! Step off! Step off!|少管我! 少管我! 少管我! 少管我! | Everybody!|一起來!

ring canal：環(huán)管

水管系包括:環(huán)管(ring canal)色综合综合热视频、輻管(radial canal)和側管(lateral canal)(見圖12-7). 側管連于伸出體表的管足,管足有運動、呼吸及攝食功能. 依管足的分布,棘皮動物的身體可以區(qū)分為10帶區(qū),有管足的帶區(qū)稱步帶(ambulacrum),