The phenomenon and reason that bight in input of science and technology r & d in shaanxi with emphasis against it ' s economic growth are analyzed , and several corresponding suggestions which will direct how to promote it ' s economic growth for it ' s technological r & d input are presented 摘要对庆西省在全国具有较高的科技研发投入与相对落后的经济发展状况形成强烈反差的现象、原因进行了分析，并提出相应的建议，为陕西省科技研发投入如何促进经济发展提供指导。
Called " the audubon of this century " for the variety and proficiency of his marine photography , photographer david doubilet has mastered the use of light to produce what one national geographic editor calls " customary superb doubilet shots . " among them is this , a light - drenched photo of sea lions swimming in the waters of the great australian bight in the indian ocean 意译：海底下的彩色图片诞生在摄影一种猪形之鱼，照片来自佛罗里达的墨西哥海湾，由威廉博士长期和国家的路杂志的摄影师查尔斯?马丁合作于1926年预备防水设备的照相机和高曝光的镁闪光粉保证能够在水下照明，他们成为水下摄影的先驱者。
