当含有两种不同基因型的菌丝融合在一起时,可以形成异核体.Hyphae with nuclei of different genotypes can fuse to form a heterokaryon.异核体通常比同核体要生长的好.Fusion of fungal hyphae of differing genetic complements leads to heterokaryons....
Vehicle twin - photoelectrical pointing system mainly consists of reflex light - tubes, a autocollimation theodolite and modulators.车载双联光电瞄准系统主要由折转光管 、 自准直经纬仪和相应的调制器组成.Just to avoid autocollimation errors, only Elbo Cont...