Among the data warehouse system , the front tool faces users directly 數(shù)據(jù)倉(cāng)庫(kù)前端工具則是數(shù)據(jù)倉(cāng)庫(kù)中直接面對(duì)用戶的部分。
The research mainly includes in cakalating quantitatively the steerable force ' s quantity , direction and tool face ' s direction , as well as the steerable tool ' s working situations and drilling parameters that effect on the steerable properties of steerable tool and well path controlling , which is necessary to follow the geologic target while drilling 利用固體力學(xué)的有限元法研究了鉆跟蹤地質(zhì)目標(biāo)的導(dǎo)向鉆具組合的力學(xué)性能,包括定量計(jì)算實(shí)施隨鉆民蹤順目標(biāo)鉆并所需的導(dǎo)向力的大小和方向及導(dǎo)向工具面方向。