hdy

HDY 125 constant potential instrument is developed by using the inverter technology.

HDY-125型恒电位仪利用逆变技术研制而成。

Zohdy, and the modified DZ method is then called MDZ method ( Modified Dar Zorrouk ).

Zohdy 在1974年对DarZarrouk曲线(简称DZ曲线 )作了修改,修改后的DZ法,叫做ModifiedDarZarrouk 法 ( 简称MDZ法 ).

The seeds of a new line HDY 8 with double low and higher oil content was induced by nitrogen ion beam. One mutant plant which lost green, etiolated and fall to normal was observed in M 1. About one third plants in M 2 still etiolated.

用氮离子处理双低高含油量甘蓝型油菜新品系HDY-8种子，M1出现了一株失绿黄化而后复绿的突变体，其M2仍有三分之一的植株出现黄化反应。

Model HDY 5042 crude oil moisture gauge using low energy radiation

HDY5042型低能核辐射原油水分仪