1) structural feature & working mechanism
结构特性和工作原理
4) structure and principle
结构及工作原理
1.
This paper discusses the advantages of the foam DTH hammer , illustrates the structure and principle of the coring foam DTH hammer , and states its prospect applying to water-well drilling in the dry region.
介绍了泡沫潜孔锤的结构及工作原理 ,阐述了其优点及在水井钻探中的应用前景。
5) principles and structure
工作原理及结构
1.
According to the deficiency of sorts of devices for antifriction to diesel gas-in valve in our country a new-style device is provided and discussed its principles and structure.
针对国内各种形式的柴油机进气伐减磨装置存在的不足,提出了一种全新的柴油机进气伐减磨装置,并对其工作原理及结构进行了论述。
6) fundamental nature of structure
原理性结构特质
补充资料：灌装机的主体结构及工作原理
灌装机的主体结构及工作原理 | ||
|
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条