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【单选题】
连续回流提取法用的仪器名称为
A.
水蒸气蒸馏器
B.
薄膜蒸发器
C.
连续渗漉装置
D.
提取器
E.
超声提取器
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参考答案：
举一反三
【单选题】在吹气式液位传感器中，随着液位的升高，平衡气室逸出的气泡量及导管压力的变化分别为?
A.
增多，增大
B.
减少，增大
C.
增多，减小
D.
减少，减少
查看完整题目与答案
【单选题】This book______18 articles , _______ three written by my father.
A.
contains; includes
B.
includes; contains
C.
contains; including
D.
includes; containing
查看完整题目与答案
【单选题】This book 18 passages, three written by my head teacher.
A.
includes; contained
B.
includes; containing
C.
contains; includes
D.
contains; including
查看完整题目与答案
【多选题】假设等比数列的第一项 a=1 ,公比 q=2 ,下面程序的功能是求满足前 n 项和小于 100 的最大 n ,请选择填空。【 1 】在 A~D 中选,【 2 】在 E~G 中选 #include int main() { int a = 1,g = 2,n = 0,sum = 0; do { 【 1 】 ; ++n;a *= g; }while(sum < 100); 【 2 】 ; printf...
A.
sum++
B.
sum += a
C.
sum = a+a
D.
a += sum
E.
n = n-2
F.
n = n
G.
n-=1
查看完整题目与答案
【单选题】在吹气式液位传感器中,随着液位的升高,平衡气室溢出的气泡量及导管压力的变化分别为_____。
A.
增多，增大
B.
减少，增大
C.
增多，减小
D.
减少，减少
查看完整题目与答案
【单选题】在吹气式液位传感器中,随着液位的升高,平衡气室逸出的气泡量及导管压力的变化分别为 。
A.
增大,增大
B.
减少,增大
C.
增多,减小
D.
减小,减少
查看完整题目与答案
【单选题】Project(69)Management includes the processes required to ensure that the project includes all the work required, and only the work required, to complete the project successfully.
A.
Integration
B.
Scope
C.
Configuration
D.
Requirement
查看完整题目与答案
【单选题】According to Sarah, recorded delivery
A.
includes all the compensation for loss.
B.
includes a certificate of posting.
C.
is perfect for sending documents of minor value.
D.
is usually handled by very particular couriers.
查看完整题目与答案
【单选题】The book ten units, two revisions .
A.
contains; including
B.
includes; containing
C.
includes; contained
D.
contains; included
查看完整题目与答案
【单选题】使用光学平直仪测量回转工作台及分度盘的分度精度时,还需要在量具厂订做 ( ) 。
A.
标准多面体
B.
角度规
C.
角度块
D.
多面体反光镜
查看完整题目与答案
相关题目：
【单选题】在吹气式液位传感器中，随着液位的升高，平衡气室逸出的气泡量及导管压力的变化分别为?
A.
增多，增大
B.
减少，增大
C.
增多，减小
D.
减少，减少
查看完整题目与答案
【单选题】This book______18 articles , _______ three written by my father.
A.
contains; includes
B.
includes; contains
C.
contains; including
D.
includes; containing
查看完整题目与答案
【单选题】This book 18 passages, three written by my head teacher.
A.
includes; contained
B.
includes; containing
C.
contains; includes
D.
contains; including
查看完整题目与答案
【多选题】假设等比数列的第一项 a=1 ,公比 q=2 ,下面程序的功能是求满足前 n 项和小于 100 的最大 n ,请选择填空。【 1 】在 A~D 中选,【 2 】在 E~G 中选 #include int main() { int a = 1,g = 2,n = 0,sum = 0; do { 【 1 】 ; ++n;a *= g; }while(sum < 100); 【 2 】 ; printf...
A.
sum++
B.
sum += a
C.
sum = a+a
D.
a += sum
E.
n = n-2
F.
n = n
G.
n-=1
查看完整题目与答案
【单选题】在吹气式液位传感器中,随着液位的升高,平衡气室溢出的气泡量及导管压力的变化分别为_____。
A.
增多，增大
B.
减少，增大
C.
增多，减小
D.
减少，减少
查看完整题目与答案
【单选题】在吹气式液位传感器中,随着液位的升高,平衡气室逸出的气泡量及导管压力的变化分别为 。
A.
增大,增大
B.
减少,增大
C.
增多,减小
D.
减小,减少
查看完整题目与答案
【单选题】Project(69)Management includes the processes required to ensure that the project includes all the work required, and only the work required, to complete the project successfully.
A.
Integration
B.
Scope
C.
Configuration
D.
Requirement
查看完整题目与答案
【单选题】According to Sarah, recorded delivery
A.
includes all the compensation for loss.
B.
includes a certificate of posting.
C.
is perfect for sending documents of minor value.
D.
is usually handled by very particular couriers.
查看完整题目与答案
【单选题】The book ten units, two revisions .
A.
contains; including
B.
includes; containing
C.
includes; contained
D.
contains; included
查看完整题目与答案
【单选题】使用光学平直仪测量回转工作台及分度盘的分度精度时,还需要在量具厂订做 ( ) 。
A.
标准多面体
B.
角度规
C.
角度块
D.
多面体反光镜
查看完整题目与答案
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