查询词典 blackboard

If you gave him a blackboard and a piece of chalk, he would become a whirlwind of wisdom.

如果你给他一块黑板和一截粉笔，他就会化身为智慧的旋风。

Using software called Blackboard CourseInfo, Wirt conducts online chats with his students often reviewing for a quiz or discussing homework problems.

沃特使用一种被称为"黑板课程信息"的平台与他的学生进行网上对话，常常就溅验进行讲评，或者讨论家庭作业中的问题。

He began to work a problem on a"blackboard" with a piece of chalk.

他开始用粉笔在一块"黑板"上算题。

Come up and write on the blackboard.

上来写在黑板上。

A piece of chalk or chalklike substance in crayon form, used for marking on a blackboard or other surface.

粉笔：一支粉笔或带颜色的粉笔状物，用以在黑板上或其他物体表面作标记

"A piece of chalk or chalklike substance in crayon form, used for marking on a blackboard or other surface."

一支粉笔或带颜色的粉笔状物，用以在黑板上或其他物体表面作标记。

The bespectacled, slightly balding Dixit paces the room as the group of 15 managers, dressed in casual slacks and button-down shirts, call out their ideas on a case study. Dixit notes them all on the blackboard.

戴着眼镜、略微有些秃顶的迪克西特在教室里踱来踱去，15名身穿休闲裤和老式衬衫的管理人员分别阐述他们对一个案例的看法，迪克西特则在黑板上进行记录。

Below.如:Above the blackboard there is a national flary.

在黑板的上方有一面国旗。

In order to apply neural network and intelligent control in supermaneuverable flight, the mathematic model of flighter is obtained, and the nonlinear aerodynamic coefficients are identified using computational neural networks, then, a neural network control system for supermaneuver is designed according to the timescale, and a intelligent compensator is givento compensate for the system errors which are caused by the networks training error, no-samples input, disturbance and time-delay, etc, which including the design of knowledge base, blackboard and reasoning engneer, the simulation results of Herbst maneuver demonstrate the designed control system is satisfying.

为了在超机动中应用神经网络和智能控制，本文接着建立了超机动时飞机的数学模型，并利用神经网络对大迎角下非线性非定常气动力进行了辨识建模，然后按时标分离法设计了一个针对超机动飞行的神经网络控制系统。

Trying to fix the tie ,he took a blackboard eraser and hammered a large tack through histie into his chest.

为了固定领带，他拿起黑板擦，把一个大头钉透过领带砸入他的胸膛。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。