This method has general significance to control plants those including time delay.
该方法对于含有纯滞后的对象的控制具有普遍意义。
HAL1 gene was transformed into tobacco plants and the screened transgenic plants showed improved salt tolerance than the control plants.
以农杆菌介导的叶圆盘法将HAL1基因转化烟草植株。
The photosynthetic induction rates were similar in the different age leaves of the control plants, and there was stomatal limitation in the late stage of in.
对照植株幼叶、功能叶和老叶的光合诱导速率相差不大，幼叶和功能叶光合诱导后期受气孔限制的影响。
The changes that will happen in process-control plants due to the application of smart valve technology a re described with the focus on its use and maintenance.
智能调节阀技术会给过程控制企业带来改善，重点介绍了智能调节阀的使用和维护。
The changes that will happen in process \ | control plants due to the application of smart valve technology are described with the focus on its use and maintenance.
智能调节阀技术会给过程控制企业带来改善，重点介绍了智能调节阀的使用和维护。
In the fifth month after inoculation, the observation results show that the inoculation plants not only grow higher than the control plants, but also have more green leaves.
在接菌五个月后对小麦观测，结果表明接菌小麦在株高以及叶片颜色上比对照小麦更高、更绿。
The experiments of rice-mediated effects of RBF on BPH showed that BPH feeding on plants with RBF infection produced less eggs and less eggs hatched compared with BPH feeding on control plants.
在稻瘟病菌通过水稻介导对褐飞虱的作用研究中发现，褐飞虱在受稻瘟病菌感染的稻苗上饲食后，各供试品种处理组的褐飞虱产卵量和卵孵化量明显少于对照。
The disease incidence of in vitro inoculated leaves of transgenic sugar orange was reduced about 55% and 3 to 5 days later to appeared the typical citrus canker symptoms then the control plants.
离体叶片接种的发病率平均可降低55%左右，整片叶片开始发病的时间比糖橙对照可以推迟3- 5天。
They help plants grow, clean up decaying matter, and help control other insects.
它们帮助植物生长，清理腐烂的物质，帮助制衡其他昆虫。
To prevent more farmers from changing, researchers at the newly opened International Cocoa Control Centre, in the UK, are trying to create new cocoa plants that are stronger and faster growing.
为了防止更多的农民改变种植方式，英国新成立的国际可可控制中心（InternationalCocoa Control Centre）的研究人员正在尝试种植更强壮、生长更快的可可树。
Plants have no central control systems as in animals' brains.
植物没有动物大脑里的那种中枢控制系统。
In the Africa region, the Bank is also supporting site based activities to eradicate and control exotic plants in mountain habitats in South Africa and mount Mulanje, Malawi.
在非洲地区，世行还支持以某些区域为重点的活动，以在南非和马拉维的穆拉尼亚山山区栖息地消灭和控制外来植物。
Susie: Naturally, but those inherent defences could spread to plants in the same family and produce super weeds that would require even more toxic herbicides to control.
苏西：我自然喜欢，但是那种遗传而来的防御能力可能会传给同科植物，然后生出需要更毒的除草剂才能控制的超级杂草。
Experts disagree about the vulnerability of systems that run industrial plants, known as supervisory control and data acquisition (SCADA).
专家在被称为监测控制和数据采集(SCADA)的管理工业工厂的系统的脆弱性上意见不一。
What's clear so far is that Stuxnet was written to attack an industrial control system, such as those used for gas pipelines and power plants.
迄今为止，我们所明白的是，Stuxnet的开发是为了袭击一个工业控制系统，比如用来控制石油管道和电力设备的系统。
The EPA requires builders of plants big enough to emit 75, 000 tons of carbon dioxide a year to use the "best available control technology" in order to obtain air permits, needed before construction.
环保署规定，凡是年二氧化碳排放量超过75000吨的新建工厂，必须使用“现有的最好的控制技术”，以在开工前取得气体排放许可。
Shrouding buildings with plants solves the natural-light problem for agriculture, ACTS as a passive form of climate control for the buildings and makes for a nice view.
用植物包裹建筑物的方法解决了农业生产所需的自然光问题，同时还能为建筑物调节气候，并能成为一种好看的景观。
Nuclear plants need power to operate motors, valves and instruments that control the systems that provide cooling water to the radioactive core.
核电厂需要电力去操作电机，阀门，和仪表，去操作控制提供冷却水到反应器内部的系统。
The same industrial control systems Maiffret's team was able to commandeer also run electrical grids, pipelines, chemical plants and other infrastructure.
迈弗雷特团队所攻占的工业控制系统，同样也运行着电网、输油管道、化工厂及其他基础设施。
Nuclear plants generally need ac power to operate the motors, valves and instruments that control the systems that provide cooling water to the radioactive core.
核电站需要现场电源提供动力操作马达、阀门和各项控制系统的仪表，而且还为反应堆堆芯的冷却水系统提供电力。
Control weeds growing around bean plants, but be careful not to harm the plants.
控制豆秧周围杂草的生长，但要小心，以免弄伤豆秧。
Beginning in 1990, the state divested itself of control of the energy industry. Power plants were privatised and a competitive internal electricity market was set up.
1990年起，英国就放松了对能源产业的控制，发电厂私有化，竞争性的国内电力市场逐渐形成。
That makes it easier for farmers to control weeds — they simply spray Roundup (or chemically equivalent herbicides) over their fields, and the weeds die while sugar beet plants thrive.
这让农民防控野草更轻松，他们只需在田野里撒上“抽打”（或相同化学成分的除草剂），野草就死光了而则甜菜茁壮成长。
Some plants would control pests and soil quality naturally, and humans helped by rotating their crops; if extra fertilizer was needed, manure usually filled in.
一些作物本身就具备防治病虫害、保持土壤肥力的功效，人类辅以轮种；即便需要添加一些肥料，大多用的是人畜粪便。
Since the late 1960’s problems of emission control and waste disposal have sharply reduced the appeal of coal-fired power plants.
从1960年以来，排放控制和垃圾处理的问题极大地削弱了燃煤电厂的魅力。
We will ensure that pollution control apparatus, such as urban sewage treatment facilities and desulfurizing devices in coal-fired power plants, are operating properly.
促进燃煤电厂脱硫和城市污水处理厂等治污设施正常运营。
We will ensure that pollution control apparatus, such as urban sewage treatment facilities and desulfurizing devices in coal-fired power plants, are operating properly.
促进燃煤电厂脱硫和城市污水处理厂等治污设施正常运营。
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