A NEW SPECIES OF THE GENUS ETTCHELLSIA CAMERON ( HYMENOPTERA: ICHNEUMONOIDEA, MEGALYRIDAE )眶脊巨蜂属一新种记述 ( 膜翅目: 姬蜂总科, 巨蜂科 )DESCRIPTION OF A NEW HYMENOPTEROUS PARASITE: SYMPIESIS PARNARE CHU ET LIAO SP . NOV. ( HYMENOPTERA t...
Discuss the metamerism of annelids and its advantages briefly.浅谈环节动物身体的分节现象及其优点.Metamerism ink is a new type, a unique function envirogluvtm anti - false.同色异谱油墨是一栽陈型的 、 具有不入格防伪功用的油墨.If you altered your lighting condition...
A metering tank is an elementary method of measuring volume flow.量筒是测定容积流量的基本方法之一.Metering ports and body plugs may be interchanged for improved accessibility.测量端口和阀体塞可以互换,以方便接近.Crypto - metering , in essence, disengages...