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The effects of maize roborant and uniconazole on plant height and grain yield of hybrid maize Zhenghong311 were investigated through field experiment in high altitude region of Panxi.

采用田间试验方法,在海拔的攀西地区研究了玉米健壮素和烯效唑对杂交玉米新品种正红311株和产量的影响,结果表明:小喇叭口期叶面喷施玉米健壮素有显著的降效应,株和穗位分别降低12。

Effects of dry temperature and dry time on properties of heat cured sand and the relationship with binder composition are as follows:sands bonded by binders that are not modified have high strength when dry temperature is high and dry time is long,but their anti-wettability power is poor . Sands bonded by binders that are modified by B but not modified by M can be dried quickly and sand strength is high but anti-wettability power is also poor. Sands bonded by binders that are modified by M but not modified by B can also be dried quickly to obtain maximum strength,then the strength becomes lower when they are dried continually for more time. and sand strength is high but anti-wettability power is also poor. Sands bonded by binders that are modified by M as well as by B at the same time can be dried quickly to obtain maximum strength at low temperature and short time. But the anti-wettability of sand mold is best when they are dried at high temperature and long time.

烘干温度和烘干时间对热硬砂性能的影响及其与粘结剂改性的关系是:未经改性剂B和改性剂M改性的粘结剂砂,脱水速度较慢,烘干温度越,时间越长,则硬化强度也越,但未经改性的粘结剂热硬砂的抗吸湿性较差;经改性剂B而不经改性剂M改性的粘结剂热硬砂,烘干硬化速度较快,强度也,但在湿度下的抗吸湿性不好;经改性剂M改性而不经改性剂B改性的粘结剂热硬砂,烘干时强度先随烘干时间升至最大值后,继续烘干时强度又出现下降;经改性剂B和经改性剂M共同改性的粘结剂热硬砂能在短时间和较低的烘干温度下就可烘干到最强度,即烘干脱水的速度较快,但试样的抗吸湿性差,若在更温度和更长时间下烘干,试样的抗吸湿性得到改善,综合考虑烘干强度和抗吸湿性要求,对于φ30×30mm试样,理想的烘干温度是200℃,烘干时间20分钟。

Those who had no schoolfellow in their work units tend to use the "emotional suppression " coping strategy.

对「督导支持」和「自主」的知觉得分显著於工作在采全责护理模式照顾病人的工作单位;工作单位有毕业校友者在「参与」方面的知觉得分显著於工作单位没有毕业校友者;(3)应届毕业新进护理人员采用的因应策略,依序为「寻求社会资源」、「计划与期望」、「认知压抑」和「情绪处理」,显示采取主动性因应大於压抑性因应方式;(4)在工作单位中没有毕业校友者,愈倾向采用「情绪处理」的因应策略;(5)在工作环境中对人际关系向度(参与、同侪凝聚力、督导支持)的知觉愈,愈倾向采用「计划与期望」的因应策略;对人际关系向度的知觉愈,愈少采用「情绪处理」的因应策略;工作环境中对系统维持与改变向度的知觉愈,愈倾向采用「计划与期望」的因应策略。

By analyzing the theory of higher order cummulants and higher order spectrum ,the methods of machine fault feature extraction are researched based on higher order spectral analysis by using the character that higher order spectrum can restrain the gauss noise.

在分析阶累积量与阶谱的理论基础上,利用阶谱可以抑制加性斯噪声的性质,研究了基于阶谱分析的机械故障特征提取方法,提出了基于双谱估计的齿轮故障诊断的方法。

At the same time we produce high purity magnesium oxide powder, activate magnesium oxide powder, high purity fused magneisum oxide powder, Strontium Titanate powder, and supply Yttrium Oxide powder, magnesium oxide hydroxide powder.

同时又生产国内领先的纯度氧化镁粉、纯度活性氧化镁粉、纯度电熔陶瓷氧化镁粉、钛酸锶粉等粉体材料,并还能提供纯度二氧化钛粉和氧化钇粉以及纯度氢氧化镁等原料。

The results showed that the rate of photosynthesis, the contents of individual and total carotenoids and the pool size of xanthophyll cycle decreased with age increasing of the leaf.

结果表明:随着叶片的衰老,光合速率、类胡萝卜素不同组分及总的类胡萝卜素含量和叶黄素循环库下降;不同叶龄的叶片经光胁迫后,第 5叶qN增加的幅度比第 6叶和老叶(第 3和 4叶)大;与光胁迫前相比,第 3、4、5和 6叶光系统Ⅱ激发压(1-qP)分别增加了 4 4 %、5 7%、19%和 4 5 %;第 5叶具有胡萝卜素含量和紫黄质到玉米黄质的转化,这与其呈现较强的抗光胁迫相一致。

Heddewigii, Dianthus barbatus L, Dianthus latifolius, Dianthus caryophyllus and Dianthus chinensis var. liaotungensis, with relatively high fructification rates and certain traffic tolerance, showed little difference in ecological adaptability and exhibited an average seedling height of 20cm and a mean crown size of 23cm, and pruning during the late growth period could obviously promote flowering and reduce the seedling height by 3cm. While Dianthus barbatus L. and Dianthus phlox subulata, with relatively low fructification rates and higher traffic tolerance, had an unobvious difference in ecological adaptability, which present an average seedling height of 14cm and a mean crown size of 36cm, and pruning during the late growth period could promote flowering to some extent and reduce the seedling height by 2cm.

其中,大红石竹、锦团石竹、五彩石竹、五寸石竹、浓香石竹、重瓣石竹品种间差异小,平均苗20cm,冠幅23cm,结实率相对,有一定耐践踏能力,在生长后期进行修剪能很好的促进开花并降低株3cm;常夏石竹和美国地被石竹品种间差异小,平均苗14cm,冠幅36cm,结实率低,耐践踏能力稍强,在生长后期进行修剪能较好地促进开花并降低株2cm。

In order to analyze the airborne LiDAR data corresponding to single trees and stand heights in the forestry area, we set up samples to measure tree heights of Alnus formosana, Cryptomeria japonica, and Chamaecyparis formosensis in the Alishan area. We build the Canopy Height Model based on the data from the airborne laser scanning system. Single Tree heights were estimated by averaging the CHM values within a 0.5m radius, and six different sizes of sample stands (5×5, 10×10, 12.5×12.5, 15×15, 17.5×17.5, and 20×20) were set up to extract the average heights within the area as the calculated value.

本研究於阿里山地区设置样区,针对台湾赤杨、柳杉、红桧等树种进行立木树之量测,配合该样区之空载光达影像资料,建立树冠度模型(Canopy height model, CHM),探讨空载LiDAR在森林地区对於单木树与林分的量测情形;单株立木系以样区立木位置为中心,萃取0.5 m 圆形环框范围内之CHM平均值为其推估值;光达林分则以6种林分面积(5 m×5 m、10 m×10 m、12.5 m×12.5 m、15 m×15 m、17.5 m×17.5 m、20 m×20 m)萃取范围内之CHM平均值为其推估值。

The chemical activating mechanism of UA is that CG can stimulate pozzolanicity more effective than gypsum because of higher solubility and looser crystal structure; but CG has poor property on retardation setting, and this shortage can be solved by mixing with gypsum; CS can offer alkali activity, which can depolymerize silica and aluminum glass, and benefit for other activity methods and overcome the disadvantage of HF on setting time; Sodium sulfate improves early strength greatly but loses the final strength. NF can improve both early and final strengths.

联合激发技术的化学激发机理是,煅烧石膏溶解度及晶体结构松弛,比天然石膏的活性激发效率,但降低石膏的缓凝作用,与天然石膏混合既可提活性又能保持缓凝作用;干法电石渣提供碱激发,促进钙灰中硅、铝玻璃体解聚,并克服钙灰对凝结时间的不利影响;硫酸钠虽然早强作用明显,但使后期强度倒缩,NF使各龄期活性都得到提;磨细的物理激发使钙灰大颗粒中的CaO和富集碳组分被磨细、分散,活性增加而危害性降低。

Several points can be concluded for the area from this paper study:(1) Hydrocarbon mainly occurs in the lower interval of bioclastic limestone and dolomitic limestone(the special lithologic interval ) in Es_1 Member,in which solution pores well developed;(2) Traps are mainly anticlines controlled by f.

本文研究表明,大中旺地区油气主要分布在沙一段下部的生物碎屑灰岩和云质灰岩段,储层溶蚀孔隙发育;圈闭主要为受断层控制的断背斜构造;原油具有密度、粘度、中低凝固点、初馏点、含硫量和胶质沥青质等特点,属于未成熟—低成熟油;油源为本地咸水环境下形成的沙一段暗色泥岩。

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Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

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