1) kill Oncomelania hupensis
抑杀钉螺
2) kill oncomelania
杀灭钉螺
1.
The composition and coordination state of these compounds were established and their scavenging effect on O · 2 and biological activity to kill oncomelania were also tested.
用元素分析，ＩＲ，ＵＶ，质谱和１ＨＮＭＲ等对配体进行了结构表征，确定了这些化合物的组成和配位状态，还对化合物进行了抑制超氧阴离子自由基及杀灭钉螺的生物活性研究。
3) Snail killing action
杀钉螺
4) molluscicidal activity
杀钉螺活性
1.
The experiments of molluscicidal activity of various kinds of chitosan organotin esters were carded out.
本文采用化学方法对壳聚糖进行三个方面的化学改性,然后用改性过的壳聚糖分别与有机锡化合物发生反应,合成出相应的壳聚糖基有机锡酯类化合物,对它们的杀钉螺活性分别进行了测试,取得了以下主要研究成果: 用二硫化碳对壳聚糖进行黄原酸化改性时,最佳的黄化反应条件是:壳聚糖用35%的浓碱低温碱化1天,用甲醇和水作混合溶剂,壳聚糖和二硫化碳的用量比1:4[质量(g)比体积(mL)],反应温度为55℃,反应时间为6h。
5) molluscicided active
杀钉螺试验
1.
One kind of molluscicided active ingredient was isolated from rapeseed, the rate of yield is 0.
将其用于室内杀钉螺试验，测得ＬＣ５０值为２８。
6) Inhibiting Snail GOT
抑制钉螺GOT
补充资料：扬抑抑格
如果一个音步中有两个音节，前者为轻，后者为重，则这种音步叫抑扬格音步，其专业术语是（iamb, iambic.）。轻读是“抑”，重读是“扬”，一轻一重，故称抑扬格。
重——轻——轻是扬抑抑格，专门术语是：dactyl, dactylic.
例词：
happily, merciful, eloquent, messenger, merrily, properly, accident, quantity.
例句：
dragging the │corn by her │golden hair.
davies: the villain.
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条