second harmonic-generation二次谐波

the second hydrocarbon-generation二次生烃

second-harmonic generation次谐波产生;谐波产生;的背向二次谐波

second-generation neutron第二代中子

second-generation kit第二代试剂盒

second-generation computers第二代电脑

second-generation computer第二代电脑英语

second-generation anticoagulants第二代抗凝血类杀鼠剂

Second-generation family第二代系列

Antidepressants second-generation第二代抗抑郁药