Evidence from isotopic dating suggests that the greenstone belts vary considerably in age.来自同位素年龄鉴定的证据指出,绿岩带在年龄上彼此变化相当大.Both the well - preserved greenstone belt and TTG - reworked granite - greenstone belt are favorable...
The redelimited Jiapigou gold - concentrated area is composed of Archean granitoid - greenstone belts and high grade metamorphism areas.重新界定的夹皮沟金矿集中区包括了太古宙花岗 - 绿岩带和高级变质区两个组成部分.Evidence from isotopic dating suggests that ...
The grenades had busted every crate and punched rents into the walls.两个榴弹炸碎了每个板条箱,在墙上割出无数裂缝.Two Jackals screeched and primed and chucked plasma grenades at Fred.两个豺狼人尖叫着准备好等离子手雷朝佛瑞德扔过来.However, the grenades do have a new...
Any worker who is regularly late will soon be brought to book.很快就要让每一个经常迟到的工人作出解释。Jane's new boyfriend clockless worker, he is always delaying their date because of his work.简的新男友是个“过劳模”, 他经常因为工作而推迟他们的约会.An old work...
目的: 优化微波辐照法从红车轴草中提取、纯化制备染料木素的工艺条件.Objective : To screen the best method of extraction of total isoflavones from Trifolium pretense L.染料木素是大豆异黄酮, 植物化学物质的结构类似雌激素的类型.Genistein is a type of soy isoflavone, a plant chemical t...