The new measures are aimed at tightening existing sanctions.新措施旨在加强现行的制裁。S . interior , sparking safety advisories from federal officials , slowing barge traffic and tightening exportable grain supplies.驳船运输开始放慢,可供出口的粮食货...
Maria wore a layered white dress that rustled when she moved.玛丽亚穿一袭白色节裙，一动裙子就窸窣作响。L - aspartic acid was intercalated into the layered double hydroxides by coprecipitation.由共沉淀法得到了L - 天冬氨酸插层结构水滑石.Emulsion latex uniform re...