spring bow的例句大全

Via the travel of the edge shrinking inwards, a bulge of the spring bow positioned in the stick can be pressed, and the simple effect of convenient and safe umbrella closing is achieved.

藉内缩缘之移动可压触位于中棒内之弹弓凸出部，即可达到方便安全的简易收伞效果。

Spring bow ( drawing instruments) Application of FHT Collision Proof Crossbeam and Safety Catch Holding Apparatus

弹簧圆规（绘图仪）FHT型弹性防撞梁及缓冲托罐装置的应用

Spring bow ( drawing instruments) Knife, sword equipment materials for spring steel, electricity once bright moon, good flexibility, and support by the masses.

刀，剑器械用料为弹簧钢，电渡日照月亮，弹性好，受到国内外拥护的好评。

there are two distinct classes of centralizers. the older and more common is a simple, low-cost bow-spring design.

有两大类扶正器：有一种使用时间长，且比较普遍、简单、成本低的弓型弹簧设计的扶正器。

petroleum and natural gas industries - casing centralizers - bow-spring casing centralizers

石油和天然气工业.套管扶正器.弓形弹簧套管扶正器

Casing centralizer with double bow spring blade is modified from single bow.

使用最普遍的是单弓形弹簧片套管扶正器.

Casing Centralizers with bow spring blade are the most used cementing tools.

弓形弹簧片套管扶正器是使用量最多的固井工具.

Quality reliability analysis of bow spring casing centralizer

弓形弹簧套管扶正器质量可靠性分析

Our dictionary will make its bow in the spring.

我们的词典将于今春问世.

bow-spring centralizers are used to keep casing in the center of a wellbore or casing ( "centralized" ) prior to and during a cement job.

弓型弹簧扶正器用于在注水泥之前和注水泥过程中保持套管在井眼或套管的中间位置。

petroleum and natural gas industries - casing centralizers - part 1 : bow-spring casing centralizers.

石油和天然气工业.套管扶正器.第1部分：弓形弹簧式套管扶正器