高效液相色谱仪最常用的进样装置和进样方式为()。
A、多通进样阀进样
B、直接的注射器进样
C、隔断式的注射器进样
D、停流进样
E、不停流进样
参考答案:C, E
手太阴肺经的合穴是()
A.尺泽
B.曲泽
C.曲池
D.列缺
E.孔最
My family were moving to the countryside and I had to make some__ _and learn to lead adifferent life there.
A.allowance
B.accommodation
C.adjustment
D.assessment