preliminary works

Some preliminary works were done in measuring cosmic neutron current. The results show that cosmic neutron currents change regularly in different meteorological conditions.

初步进行了宇宙中子流的测量，结果表明：在不同的气象条件下，宇宙中子流呈现有规律的变化。

This article tries to make a preliminary exploration about thoughts and art of their works from an angle of literary narration with a combinative method of influencing research and parallel research.

本文采用誉舆学影响研究和平行研究相结合的方法，从文学叙事角度，对两位作家作品主题、艺术等方面展开初步探讨，提供日俄文学交流的线索和一个重要例证。

According to introduction, China has set up preliminary target to sell average 100 planes each year, China will strengthen the works on export of ARJ21, Xinzhou-60, Y-12 series and H425 helicopter.

据悉，目前中国航空工业已初步设定“年均销售飞机100架”的目标，将重点做好ARJ21新支线飞机、新舟60飞机、运12系列飞机、H425直升机等主流机型的出口销售。