您要查找的是不是：
- "Minimum clogging thanks to the redesigned opening at the end of outer tube. 套管头端开口的全新设计，能减少阻塞。
- This coated inner tube is closed at one end and sealed at the other end to the outer tube. 内管的涂层是介于一端与另一端的外管的密封层里面。
- "The propeller shaft may be solid or hollow, protected by an outer tube or exposed. 传动轴可以是实心的或空心的,由套管加以保护或裸露在外。
- The annular space between the outer tube and inner tube is evacuated to virtually eliminate heat loss by conduction and convection. 而介于外管与内管的真空环状部分是用来减少热散失的。
- Calculations and experiments are performed for an annular channel, consistingof a finned inner tube and a smooth outer tube, with the aid of a special deve-loped computer code CONDU. 计算分析和试验都是针对环形流道进行的。流道内侧为肋化管,外侧为光滑管。为进行计算分析,专门发展了二维计算程序“CONDU”。
- In a pitot-tube, a small filament of the fluid is brought to rest in a small-bore tube, the impact pressure being measured against the static pressure of the fluid in an outer tube. 在全压管内，注入的液体流丝停留在一个小内径管内，全压通过外管内液体的静压测得。
- Outer Tube Vertical Centerline Target 外管垂直中心线目标
- Dust the repair to prevent adhesion to outer cover. 清整修补处以防与外胎粘连。
- The hard outer portion or surface area of bread. 面包皮面包的表面区域的硬皮
- An outer coat of glaze on a piece of pottery. 外层釉陶器釉面上的第二层釉
- A display device that uses a cathode ray tube. 一种使用阴极射线管的显示装置。
- The outer walls of the building were painted blue. 这座建筑的外墙被漆成了蓝色。
- He held the test tube in his hand thoughtfully. 他沉思地把试管拿在手里。
- A loose outer garment, such as a cape. 披风，斗篷一种宽松的外衣，例如斗篷
- Has anybody ever seen any beings from outer space? 有人见到过外星人吗?
- I must buy a tube of toothpaste. 我必须买一支牙膏。
- The two modules docked in outer space. 两个飞行舱在外层空间对接。
- This tube is flexible but tough. 这管子柔软但很坚固。
- The outer projecting portion of the ear. 心耳耳朵的外部突出部分
- An outer corner, as of a building. 外角，如一幢建筑的外角
