2) acoustic amplitude/variable density logging
声幅/变密度测井
3) acoustic VDL logging
声幅变密度测井
4) SFB 98 CBL-VDL tool
SFB98声幅-变密度测井仪
5) acoustic amplitude variable density logging tool
声幅变密度测井仪
1.
TYF -4 centralizer is developed instead of the old one in Z& - 3B acoustic amplitude variable density logging tool Eight anus and four sheaves are adopted to replace the original spring leaves, which can effectively reduce the problems of easy broken of spring leaves, difficult maintenance, bad centralizing effect and high maintenance coat.
针对ＺＳＺ－３型声幅变密度测井仪原弹簧片式扶正器在生产中所发生的弹簧片易断裂、机械部位难保养、扶正效果差、维修成本高等问题，研制了ＴＹＴ－４型扶正器，以八臂四轮、迭层弹簧片内置结构替代原先的弹簧片结构。
6) acoustic amplitude-variable density logging tool
声幅-变密度测井仪
补充资料：小幅
1.幅面小的书画。宋陆游有《题詹仲信所藏米元晖云山小幅》诗。
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