These provide base for the correct measurement and valuing of graptolite reflectivity.从而为笔石反射率的正确测定和取值奠定了基础.The black graptolite shale facies indicate a deep - water, half enclosed and anoxic sedimentary environment.中奥陶世...
这封信只不过重复了一下土地法。The letter merely restated the law of the land.经济萧条只不过加速了原本就在改变行业状况的变化。Recession has simply accelerated changes that have been reshaping the industry anyway.国王只不过是给了这些政客自缚的绳子。The King has merely given the ...