The prophase research in urban comprehensive planning has both scientific research and planning-oriented features.
提出城市总体规划前期研究具有科学研究与规划导向双重特点。
In prophase research of antifungi activity, propamidine has been found with high inhibitory effect against Botrytis cinerea.
对该类化合物的农用活性研究中，已筛选出对植物灰霉病菌具较高活性的化合物丙烷脒。
We research corn harvest system of ultrasonic flowmeter by Doppler in this paper, start the prophase research work on corn harvest system and ultrasonic flowmeter.
以多普勒法的谷物收获超声波流量计为研究对象，进行谷物收获系统和超声波流量计的前期研究。
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