查询词典 crossing sweeper

But the crossing combination of Asiatic hybrids ×Oriental hybrids and Longiflorum hybrids ×Oriental hybrids were not easy to success, there were two reasons: one was male parent was unfit for female parent, the other was cut-style pollination was unfit for these crossing combination, must used another method of pollination to try it again.

以亚洲百合为母本、东方百合为父本的杂交组合和以麝香百合为母本、东方百合为父本的杂交组合，座果率极低，推测有两种可能的原因：一是，所选父本的花粉对母本的亲合性较差；二是，切割柱头授粉的方法不适合于这些组合，应进行其它授粉方法的试验。

From the view of psychology, the crossing delay of pedestrians crossing un-signalized crosswalks in big cities was quantitatively analyzed.

从心理学角度，以大城市无信号控制人行横道过街行人为研究对象，对行人过街延误进行定量分析研究。

By taking two typical uncontrolled crosswalks in Beijing as examples, a traffic investigation was made. Then, the critical crossing gap of pedestrian, the probability of safely crossing the gap and the total delay time of pedestrian were computed.

以北京市两个典型无信号控制人行横道为实例进行交通调查分析，计算行人的临界穿越间隙，安全穿越间隙出现的概率，及行人穿越该处的总延误时间。

Through analysis of crossing mixed traffic flow,crossing street characteristics,need and efficiency,the reduced method pedestrian crosswalk mixed traffic flow to foot passenger was obtained.

通过对交叉口过街混合交通流过街特性、过街需求、过街效率指标的分析，得到了人行横道混合交通流相对于行人的通用折算方法，同时提出一种针对我国人行横道交通特征计算行人通行能力的新方法，具有一定的实用价值。

He is now not crossing the finish line with a huge burst of energy, but he is still crossing the finish line ahead.

他还没有带着巨大的热情来穿越终点，但是他已经走向终点了

Introducing mixed-crossing horizontal-influence reducing coefficient, the paper modified the capacity formula of mid-block street crossing, and put forward pedestrian cross-street green time formula on condition of signal control.

引入了混合过街横向影响折减系数，对人行横道通行能力计算公式进行修正，并提出了人行横道信号控制方式下行人过街绿灯时间的计算公式。

Nahal Ouz Crossing: This crossing is designed for the entry of fuels.

在Nahal ouz通道：这条通道，是专为进入燃料。

Comparing the Voyager 1 crossing in December 2004 with the Voyager 2 crossing in August 2007 allowed scientists to confirm that the second sibling actually crossed the termination shock and passed into the heliosheath , an outer layer of the heliosphere.

&航行者&1号于2004年12月跨越了太阳系的边界，&航行者&2号于2007年8月跨越了太阳系的边界。科学家们将两次跨越进行了对比，结果证明：实际上&航行者&2号跨越了边界激波，进入了日球层的外层——日鞘之中。

According to the features and requirements of long-distance crossing project, this paper studies the process of GPS-RTK and Echo Sounder in underwater topography surveying and profile surveying. At meantime, it analyzes the accuracy effecting factors and the relating methods to deal with them in the application of Yellow River crossing project.

在长输管线的穿跨越工程中，结合穿跨越工程的工艺原理和资料要求，对GPS-RTK技术联合测深仪进行水下地形测量和断面测量的基本作业程序进行了总结，结合黄河穿越工程对影响测量精度的因素进行了分析及处理。

We had actually moved "back" into Germany, before crossing the Polish border once more Willy's unit was a part of the 20.Inf.Div.(mot., which began the campaign against Poland on the western side of the Polish Corridor and after crossing through it, actually entered into East Prussia, thus entering "back" into Germany.- JP.

事实上我们又返回了德国境内，在我们再次穿过波兰边境之前（威利的部队隶属第20摩步师，在战役开始时从&波兰走廊&的西侧发动了攻势，在穿过之后进入了东普鲁士，所以说是又&返回&了德国境内。

I can do simple painting, carpentry and plumbing.

我能做简单的油漆、木工和修水管等工作。

The motivations, notations and outline of this work are also given in this chapter.

从这个意义上讲，这些时滞是无害的。然后用实例说明这三个定理的应用和互不包含性。