紧固法兰时,要()进行,以保证密封垫片受力均匀,严密性好,法兰也不易损坏.A.顺时针 发布时间:2017-07-03 14:46 │ 来源:www.tikuol.com 题型:单项选择题 问题: 紧固法兰时,要()进行,以保证密封垫片受力均匀,严密性好,法兰也不易损坏.A.顺时针B.逆时针C.依次D.对角
题型:单项选择题 如图为消化系统模式图,请分析回答以下问题:(1)最大的消化腺是[______]______,它能分泌______,进行的是______消化.(2)人体消化和吸收的主要场所是[______]______,它能分泌______,并且有从外面进来的______ (填消化液名称). 查看答案
题型:单项选择题 Many personnel managers say it is getting harder and harder to ________ honest applicants from the growing number of dishonest ones. [ ]A. distinguish B. disguiseC. dismiss D. discount 查看答案