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Mechanical behavior of drillstring with drag reduction oscillators and its effects on sliding drilli
[期刊论文] 作者：Xiao-Lei Shi,Wen-Jun Huang,De-Li Gao,
来源：石油科学（英文版） 年份：2021
Practice has proved that drag reduction oscillators can decrease the axial friction and increase wellbore extension effectively in sliding drilling operations.However,the complicated mechanical behavior of drillstring with drag reduction os......
[期刊论文] 作者：YAN-LONG JIN,MING-ZHI YANG,WEI-MING ZHAO,XING-JUE SHI,WEN-JUN XU,GUANG-QUAN LI,
来源：黑龙江科技信息 年份：1999
本文通过对荣华二采区10...
Grain dehydration rate is related to post-silking thermal time and ear characters in different maize
[期刊论文] 作者：SHI Wen-jun,SHAO Hui,SHA Ye,SHI Rong,SHI Dong-feng,CHEN Ya-chao,BAN Xiang-ben,MI Guo-hua,
来源：农业科学学报（英文版） 年份：2022
Mechanized grain harvest of maize becomes increasingly important with growing land plot size in Northeast China. Grain moisture is an important factor affecting the performance of mechanized grain harvest. However, it remains unclear what i......
[期刊论文] 作者：Chen-Xia He,Ding Shi,Wen-Jun Wu,You-Fa Ding,Deng-Min Feng,Bin LU,Hao-Ming Chen,Ji-hua YAO,Qi SHEN,Da-Ru,
来源：世界胃肠病学杂志(英文版) 年份：2004
AIM: Transfer and expression of insulin gene in vivo are an altative strategy to improve glycemic control in type 1 diabetes. Hydrodynamics-based procedure has...
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