皮皮学,免费搜题
登录
搜题
【单选题】
功率因数的提高 2 日光灯所消耗的电功率 P = UIcos φ,并联适当电容器后,使电路的功率因数提高,则日光灯消耗的电功率将()。
A.
不变
B.
减小
C.
增大
D.
不能确定
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】The belief that we should always be honest with our partners might not work. The reason is that_________.
A.
Sometimes being completely honest might hurt the feelings of our partmer.
B.
It’s more exciting to lie to a partner than to make him or her happy.
C.
If we always honest, our partner might start lying to us instead.
D.
It’s annoying to be with someone who is similar.
【单选题】The belief that we should always be honest with our parents might not work. The reason is that ______.
A.
if we are always honest, our partner might start lying to us instead
B.
it's more exciting to lie to a partner than to make him or her happy
C.
sometimes being completely honest might hurt the feelings of our partner
【单选题】The belief that we should always be honest with our partners might not work. The reason is that_________.
A.
If we always honest, our partner might start lying to us instead.
B.
It’s more exciting to lie to a partner than to make him or her happy.
C.
Sometimes being completely honest might hurt the feelings of our partmer.
【单选题】以下有关微孔滤膜滤过的特点,叙述不正确的是
A.
孔径均匀,孔隙率高、滤速高
B.
滤过阻力小
C.
滤过时无介质脱落
D.
不易堵塞
E.
可用于热敏性药物的除菌净化
【单选题】Elen Evans' technology of new protein design may prove useful
A.
in athletic training programs.
B.
in film spectacles.
C.
in software programming.
D.
in medical treatments.
【多选题】下列项目中不属于工资、薪金所得项目的有()。
A.
独生子女补贴
B.
托儿补助费
C.
差旅费津贴、误餐补助
D.
公务员未纳入基本工资总额的补贴、津贴和家属成员的副食补贴
【单选题】Elen Evans' technology of new protein design may prove useful
A.
in athletic training programs.
B.
in film spectacles.
C.
in medical treatments.
D.
in software programming.
【单选题】The belief that we should always be honest with our partner might not work. The reason is that________.
A.
if we are always honest, our partner might start lying to us instead
B.
it's more exciting to lie to a partner than to make him or her happy
C.
sometimes being completely honest might hurt the feelings of our partners
【单选题】第一次工业革命的创新方面是 。
A.
电气化
B.
汽车
C.
互联网
D.
机械化
【单选题】以下有关微孔滤膜滤过的特点的叙述,不正确的是
A.
孔径均匀,孔隙率高、滤速高
B.
滤过阻力小
C.
滤过时无介质脱落
D.
不易堵塞
相关题目: