查询词典 back feed

When the tadpole hatches, it is carried on one of the parents' back to a bromeliad where the parents feed it small insects, ants, spiders, crustaceans, and tiny water animals.

当蝌蚪孵的时候，它向后地被继续父母的中一个到父母喂它小的昆虫，蚂蚁，蜘蛛，甲壳类和极小的水动物的 bromeliad 。

Then he threw the carcass over his shoulder and carried it back home to feed his family.

然后他把剩下的鹿肉扛在肩上，带回给家人吃。

That is to place aparallel reactor carrying on the energy feed back outside the main circuit of the frequency converter.

为了实现变频控制系统在抽油机节能中的应用，设计实现了一种新的方法来解决目前抽油机变频器应用中存在的能量回馈问题，即在变频器主电路之外并联一个电抗器进行能量回馈。

Getting back to The Container Store. I had gone away to ponder Gravity-Feed Can Racks, and when I returned, I found Ed by the built-in closet organizer, looking wistful. I could tell he aspired to be the owner of this system, the tidy, color-coordinated man with the wife who wears only suits and pumps.

回到容器商店上来，我已经放弃不再考虑"自给式罐头架"了，等我再回来，发现爱德在"置入式储藏室整理柜"边看得入迷，我可以想见他是多么渴望拥有它们，一个专为爱整洁的，讲究色彩搭配的男人以及只是身著套装和软底鞋的妻子的设计。

The principle of constant power drive is: PD converts the change of output light power of laser diode into the change of diode current, and the change of current is feed back to voltage-current converser which adjusts output current of driver to compensate the laser diode.

这样，当激光器的输出光功率衰减时，驱动器相应的增大输出电流；当激光器的输出光功率增强时，驱动器就相应减小输出电流。对许多激光器应用来说，最希望脉冲输出，因为脉冲输出只有极小的结发热。

The AVN2440DS shield machine consists of cutterhead driving system, thrust system, guidance system, segment erection system, grease injection system, main bearing lubrication system, slurry feed and return system, simultaneous grouting system, segment delivery and hoisting system and back-up gantries.

文章摘要： AVN2440DS泥水平衡盾构机主要由刀盘驱动、推进、导向、管片拼装、盾尾注脂、主轴承油脂润滑、进排浆系统、同步注浆以及附加接管器、管片吊运、后配套拖车等系统组成。

What it does is to feed energy back into the vehicle's electrical system during deceleration in order to further improve efficiency.

他们做的是饲料的能量到车辆的电力系统在减速，以进一步提高效率。

The lower optimal solution is also influenced by the upper decision variable, which is feed back to the upper level, furthermore influence the upper programming problems optimal solution.

下层问题的最优解又受上层决策变量的影响，其解反馈到上层而影响上层规划问题的最优解。

State feed back H-infinity control of discrete singular systems with state and input delays.

状态与输入具有时滞的离散广义系统状态反馈H∞控制。第25届中国控制会议论文集， 2006，哈尔滨，

Key techniques for well testing with electric submersible pump on floating drilling vessel have been studied and developed to solve the conventional testing problem that the flowing production test can not conducted by using natural energy because of lack of feed flow or high back pressure of hydrostatic column to formation due to well style.

针对地层供液不足或因为井型使得静液柱对地层的回压过高而不能利用天然能量进行自喷求产从而导致在浮式钻井装置上无法进行评价井常规测试的难题，研发了浮式钻井装置电潜泵测试关键技术并成功应用。

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。