皮皮学,免费搜题
登录
搜题
【单选题】
为了测定水中 Ca 2+ 、 Mg 2+ 的含量,以下消除少量 Fe 3+ 、 Al 3+ 干扰的方法中,正确的是( )
A.
于 pH=10 的氨性溶液中直接加入三乙醇胺
B.
于酸性溶液中加入 KCN ,然后调制 pH=10
C.
于酸性溶液中加入三乙醇胺,然后调至 pH=10 的氨性溶液
D.
加入三乙醇胺时,不需要考虑溶液的酸碱性
拍照语音搜题,微信中搜索"皮皮学"使用
参考答案:
参考解析:
知识点:
.
..
皮皮学刷刷变学霸
举一反三
【单选题】“待处理财产损溢”账户的借方余额表示( )。
A.
等待处理的财产盘盈
B.
等待处理的财产盘亏
C.
等待批准处理的财产盘盈数大于财产盘亏和毁损数的差额
D.
等待批准处理的财产盘盈数小于财产盘亏和毁损数的差额
【单选题】She has a______reputation in both jazz and classical music.
A.
massive
B.
quantitative
C.
surplus
D.
formidable
【单选题】在访问控制列表中地址和掩码为168.18.64.0 0.0.3.255表示的IP地址范围是( ).
A.
A:168.18.67.0~168.18.70.255;B:168.18.64.0~168.18.67.255;C:168.18.63.0~168.18.64.255;D:168.18.64.255~168.18.67.255;
B.
A:168.18.67.0~168.18.70.255;B:168.18.64.0~168.18.67.255;C:168.18.63.0~168.18.64.255;D:168.18.64.255~168.18.67.256;
C.
A:168.18.67.0~168.18.70.255;B:168.18.64.0~168.18.67.255;C:168.18.63.0~168.18.64.255;D:168.18.64.255~168.18.67.257;
D.
A:168.18.67.0~168.18.70.255;B:168.18.64.0~168.18.67.255;C:168.18.63.0~168.18.64.255;D:168.18.64.255~168.18.67.258;
【单选题】At 31 December 20X3 Q, a limited liability company, owned a building that had cost $800,000 on 1 January 20W4. It was being depreciated at 2% per year. On 31 December 20X3 a revaluation to $1,000,000 ...
A.
25,000                           200,000
B.
25,000                           360,000
C.
20,000                           200,000
D.
20,000                           360,000
【单选题】在访问控制列表中地址和掩码为168.18.64.0 0.0.3.255表示的IP地址范围是:
A.
168.18.67.0 —— 168.18.70.255
B.
168.18.64.0 —— 168.18.67.255
C.
168.18.64.255 —— 168.18.67.255
D.
168.18.63.0 —— 168.18.64.255
【单选题】在访问控制列表中地址和掩码为 168.18.64.0 0.0.3.255表示的 IP 地址范围( )
A.
168.18.67.0~168.18.70.255
B.
168.18.64.0~168.18.67.255
C.
168.18.63.0~168.18.64.255
D.
168.18.64.255~168.18.67.255
【单选题】( ) will lead to domestic currency depreciation.
A.
Balance of Payment deficit
B.
Balance of Payment surplu
C.
Low inflation
D.
Capital inflows
【单选题】(单选)腹部触及包块时,包块与周围组织粘连,不易推动,压痛明显者,应考虑
A.
良性肿瘤
B.
恶性肿瘤
C.
囊肿
D.
炎性肿块
E.
游离脏器
【单选题】待处理财产损溢账户未转销的借方余额表示的含义是()
A.
已处理盘盈数
B.
尚待批准处理的财产盘亏或毁损数大于尚待批准处理的盘盈数
C.
衣橱里的盘亏和毁损数
【判断题】双分型面注射模: 具有二个垂直分型面的注射模。
A.
正确
B.
错误
相关题目: