例句與造句

1. by analyzing and generalizing minerogenetic and geological background, mineral constituent, rare-earth element, isotope and typomorphic feature of sulpurization mineral, finally, we made a conclusion that fankou desposit resulted from the hot spring eruption at the bottom of sea, it has a character of syngenetic sedimentary deposit, which was affected by the late hydrothermal superimposed and light rebuilding after it came into being, which is typical sedex bedded-controlled deposit
   通過(guò)對(duì)凡口礦床的成礦地質(zhì)背景、礦物成分、稀土元素、同位素以及的黃鐵礦、閃鋅礦、方鉛礦標(biāo)型特征進(jìn)行了分析總結(jié)，確定了凡口礦床是海底熱泉噴溢形成的，同時(shí)又受到后期熱液輕微疊加改造，屬于典型的sedex型層控礦床。
2. It's difficult to find spring eruption in a sentence. 用spring eruption造句挺難的