Dual-headCOCA³¹⁵¹¹¹⁺⁴ 基本例句 双头¹⁰⁰ With the widely used positron labeled compounds, a comparison was made between the dual-head- coincidence SPECT/CT, low price available in China, and the delicate PET/ CT. 随着正电子核素标记物的广泛应用，对价格低、适应我国国情的符合电路 SPECT和高档次PET/ CT的发展作了比较。 cnki