【名词&注释】
有机酸(organic acid)、外出务工人员、涉农经济组织(economic organization involving in agri
...)
[单选题]具有酸碱两性的化合物是()
A. A.鞣质B.有机酸C.氨基酸D.蛋白质E.多糖
查看答案&解析
查看所有试题
学习资料:
[多选题]“双基双赢合作贷款”的对象包括()
A. 农户
B. 涉农经济组织
C. 农村的学生
D. 农村外出务工人员
[单选题]下面哪个命令可以压缩部分文件()。
A. tar -dzvffilenamE.tgz*
B. tar -tzvffilenamE.tgz*
C. tar -czvffilenamE.tgz*
D. tar -xzvffilenamE.tgz*
[单选题]Fuel oil is thought to be one of the main factors () the operation and maintenance of an engine.
A. have nothing to do with
B. having nothing to do with
C. have much to do with
D. having much to do with
本文链接:https://www.51bdks.net/show/0v59v6.html