皮皮学，免费搜题
登录
搜题
【单选题】
盐酸羟胺法中用的标准滴定溶液是A.
盐酸标准滴定溶液
B.
氢氧化钠标准滴定溶液
C.
EDTA标准滴定溶液
D.
硫代硫酸钠标准滴定溶液
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【单选题】They have been tightening their belts for months, adapting themselves to a war economy.
A.
modifying
B.
adopting
C.
arranging
D.
adjusting
【单选题】The correct tightening is obtained by use of _____ to measure the extension given to the bolts.
A.
pressure gauges
B.
stretch gauges
C.
thermometers
D.
bridge gauges
【单选题】In the past few months, the country _____ a further tightening of supply restrictions, making fuel and food supplies more difficult to obtain.
A.
would witness
B.
witnesses
C.
has witnessed
D.
had witnessed
相关题目：
参考解析：
知识点：
题目纠错 0
发布
