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【多选题】
以下有关混凝土中石的强度说法正确的是（）。
A.
粗骨料的强度会影响混凝土的强度
B.
碎石的强度可用岩石抗压强度和压碎值指标表示
C.
压碎值指标是测定石子抵抗压碎的能力
D.
碎指标值越小，表明石子抵抗破碎的能力越强
E.
碎指标值越大，表明石子抵抗破碎的能力越强
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【判断题】海关取样凭单查验结束后，查验人员可以不填写查验记录并签名。
A.
正确
B.
错误
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【单选题】复数的辅角主值取值范围是
A.
（0，π）
B.
（0，π]
C.
（-π，π）
D.
（-π，π]
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【多选题】以下药品受震或受热可能发生爆炸的是
A.
二氧化硅
B.
过氧化物
C.
高氯酸盐
D.
乙炔铜
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【单选题】That green foliage_______restful.
A.
was
B.
were
C.
has
D.
have
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【单选题】That green foliage (
A.
was
B.
were) restful.
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【单选题】If a country has net exports of $8 billion and sold $40 billion of goods and services abroad, then it has
A.
$40 billion of exports and $32 billion of imports.
B.
$48 billion of exports and $40 billion of imports.
C.
$40 billion of imports and $32 billion of exports.
D.
$48 billion of imports and $40 billion of exports.
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【单选题】以下药品受震或受热可能发生爆炸的是：
A.
过氧化物
B.
高氯酸盐
C.
乙炔铜
D.
以上都是
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【单选题】The ________ is the difference between merchandise imports and exports and a measure of a country's international trade in goods and services.
A.
balance of payments
B.
current account
C.
capital account
D.
balance of trade
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【单选题】If the United States exports $100 billion of goods and services and imports $150 billion of goods and services and there is no other factor income or transfers, the balance on the financial account is...
A.
$250 billion.
B.
–$250 billion.
C.
$50 billion.
D.
–$50 billion.
查看完整题目与答案
【判断题】services exports and imports refers to international earnimgs other thanthose from goods sent to another county.
A.
正确
B.
错误
查看完整题目与答案
相关题目：
【判断题】海关取样凭单查验结束后，查验人员可以不填写查验记录并签名。
A.
正确
B.
错误
查看完整题目与答案
【单选题】复数的辅角主值取值范围是
A.
（0，π）
B.
（0，π]
C.
（-π，π）
D.
（-π，π]
查看完整题目与答案
【多选题】以下药品受震或受热可能发生爆炸的是
A.
二氧化硅
B.
过氧化物
C.
高氯酸盐
D.
乙炔铜
查看完整题目与答案
【单选题】That green foliage_______restful.
A.
was
B.
were
C.
has
D.
have
查看完整题目与答案
【单选题】That green foliage (
A.
was
B.
were) restful.
查看完整题目与答案
【单选题】If a country has net exports of $8 billion and sold $40 billion of goods and services abroad, then it has
A.
$40 billion of exports and $32 billion of imports.
B.
$48 billion of exports and $40 billion of imports.
C.
$40 billion of imports and $32 billion of exports.
D.
$48 billion of imports and $40 billion of exports.
查看完整题目与答案
【单选题】以下药品受震或受热可能发生爆炸的是：
A.
过氧化物
B.
高氯酸盐
C.
乙炔铜
D.
以上都是
查看完整题目与答案
【单选题】The ________ is the difference between merchandise imports and exports and a measure of a country's international trade in goods and services.
A.
balance of payments
B.
current account
C.
capital account
D.
balance of trade
查看完整题目与答案
【单选题】If the United States exports $100 billion of goods and services and imports $150 billion of goods and services and there is no other factor income or transfers, the balance on the financial account is...
A.
$250 billion.
B.
–$250 billion.
C.
$50 billion.
D.
–$50 billion.
查看完整题目与答案
【判断题】services exports and imports refers to international earnimgs other thanthose from goods sent to another county.
A.
正确
B.
错误
查看完整题目与答案