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1)  FZ,frostless zone
无霜带
2)  frost-free
无霜
1.
A kind of refrigerator-freezer(RF)termed frost-free refrigerator-freezer with secondary cooling medium was presented.
为了降低无霜冰箱采用可燃性制冷剂燃烧爆炸的危险性,提出了"二次冷媒无霜电冰箱"。
3)  annual frost zone
年霜带
4)  frost-free refrigerator-freezers
无霜冰箱
1.
Based on the defrosting principles of frost-free refrigerator-freezers evaporator, this paper presented improved design scheme of defrosting system, including aluminum tube conducting defroster being converted into quartz tube radiating defroster and removing thermostat holddown groove.
依据无霜冰箱蒸发器化霜原理,针对现有化霜系统存在的问题,提出了改进的设计方案,把铝管加热化霜改为石英管辐射化霜,取消了化霜恒温器固定盒;通过对改进前后的比较与分析,证实了改进的可行性;分析表明,通过改进设计提高了冰箱工作的可靠性和经济性。
5)  frost-free period
无霜期
1.
According to the meteorological observation in Minqin Desert Control Experiment Station,variations of frost-free period,low temperature in spring and frozen earth were analyzed.
以甘肃民勤治沙综合试验站数十年气象定点观测资料为基础,统计、分析了民勤荒漠区无霜期、春季低温、冻土层的变化特征。
2.
Through comparison between several kinds of thermal indexes and analysis of China s climate characteristics,frost-free period is considered to be a proper thermal index of climatic zoning for grapevine in China.
在对目前酿酒葡萄区划热量指标进行总结和分析的基础上,通过对几种热量指标的比较和我国气候特点的分析认为,以无霜期作为我国酿酒葡萄区划的热量指标,即以无霜期≥160 d(30年平均值,且在30年中无霜期<150 d的次数不超过3次)作为我国酿酒葡萄栽培的热量最低限(区划北界)是适宜的,比其他热量指标确定的区划界限更有实际应用价值。
6)  no frost period
无霜期
1.
Based on the average annual temperature,annual precipitation and no frost period data from Shihezi Meteorological Bureau during the period of 1967-2006,the climate trend was analyzed using linear fitting method,3-year smoothing average and M-K methods.
以新疆石河子气象局1967~2006年年平均气温、降水量和无霜期观测资料为研究对象,运用线性拟合、3a滑动平均和Mann—Kendall方法进行趋势和突变分析。
2.
In this paper, the data of the average annual temperature, annual precipitation and no frost period,which gotten from Shihezi Meteorological Bureau during the period of 1967~ 2006, have been analyzed by linear fitting method, smooth average method of three years and M-K method to get their trend and correlation.
本文以新疆石河子气象局1967~2006年年平均气温、年降水量和无霜期观测资料为研究对象,运用线性拟合方法、三年滑动平均方法、Mann—Kendall方法进行趋势和突变分析。
补充资料:50%甲霜铜可湿性粉剂
分子式:
分子量:
CAS号:

性状:蓝绿色易流动粉末。
用途:一种杀菌剂混合制剂。主要用于防治蔬菜霜霉病和疫病、黄瓜细菌性角斑病、白菜黑斑病,以及蔬菜炭疽病等病害。供喷雾使用。
制备或来源:将甲霜灵、琥珀酸铜、助剂、填料,经过混合、粉碎、超细粉碎而得。
备注:细度为98%通过325目筛,在水中均匀分散成悬浮液,悬浮率≥70%,易被水润湿,湿润性≤1分钟。该制剂贮藏稳定,不宜与碱性农药混用。


说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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