查询词典 hard time

To resolve the problem that the concentration of CO2 was hard to control in fields,KHCO3 was sprayed on soybean leaves and NaHSO3 was used to restrain photorespiration at the same time,so as to find the best application amount of KHCO3 and NaHSO3 to increase photosynthetic rate of soybean seedlings.

针对目前还难以控制田间CO2浓度的问题，采用在大豆幼苗叶片上喷施碳酸氢钾(KHCO3)的方法，同时用亚硫酸氢钠( NaHSO3)适当的抑制大豆的光呼吸，来提高CO2浓度进而提高光合速率。

The present invention not only overcomes the shortcoming that the common color or black and white photographing technology on the paper or plastic material has weak age resistance and can not be preserved for long time, but also overcomes the shortcoming that the pottery material is fragile and hard to preserve; furthermore, satisfies the reminiscent mood of the people to the black-white and palm-white pictures.

本发明既克服了在纸质或塑质材料上的普通彩色或黑白照相技术的耐老化性能差不能长期保存的缺点，又克服了陶瓷材料易破碎不好保存的缺点；还满足人们对黑白、棕白照片的怀旧情绪。

For the time being, you might want to let the other person pursue while you play a little hard to get.

眼下，你可能想要别人继续追你，同时你却在玩着欲擒故纵的把戏。

If Harry had noticed the leprechaun gold disappear at the time of the world cup, there would have been less poignancy when we came to the Niffler scene, where I wanted to show, through Ron, how hard it is sometimes not to have any money when other people do.

如果我让哈利观看世界杯那时注意到金币消失了，那到了关于嗅嗅的段落，辛酸的味道就不那么强烈了。那个段落里我想通过罗恩来表明，当别人富有的时候你却很穷，那是多么艰难。

It has been proved that the grid job scheduling is a NP-complete problem, and it is hard to find an optimal solution in polynomial time by using traditional searching method.

已有文献证明，由于网格的复杂多变和任务的层出不穷，网格中的任务调度属于NP完全问题，很难用传统的搜索办法在多项式时间内找到最优解。

According to recent situation of control point data management in practicalness,to tendency and to actual requirement,this essay investigates the organization and input of system data based on MapInfo,based on hard and soft facilities of the computer,based on the technology of GIS,at the same time,this essay puts forward to radical conceptions and methods of the management system of control measurement data.

结合生产实践对控制点测量成果管理的现状、趋势及实际需要，依据GIS的基本原理，以计算机硬软件设备为基础，以地理信息系统为手段，主要针对MapInfo这一系统平台具体讨论了系统数据的组织及入库，提出了GIS在控制点测量成果管理系统的基本构想和方法。

Most of the time, remember, on the surface of the Moon, the Earth is directly overhead and it's very hard to see it in a pressure suit.

大多数的时候，记得，在月球表面，地球悬挂于头顶，穿着增压服很难看到它。

The other man worked so hard to get the ingredients for Your worship and tried to propitiate You for such a long time, but You didn't condescend to show him Your favour.

另一个人如此努力去从你的崇拜中获得一些要素，尝试花很长时间来劝解你，但你并没有屈尊去向他炫耀你的宠爱。

If the providential will of God means a hard and difficult time for you, go through it.

若神给我的杯是甜的，存感恩的心去喝；若是苦的，就与他联合去喝。

Since then, every time I sing the songs can be hard chest pubes feel sympathy.

从那以后，我每次唱歌都能唱出丹田用力胸腔共鸣的感觉。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。