利用四唑染色法测定种子生活力时，只要种子上出现染色部位，就说明它是有生活力的种子。
参考答案：错
The chance should be made _____, since you have got it. [ ]
A. up of
B. the most of
C. best of
D. a good use of
简述高压力心通风机维护保养。
