Most connections to equipment require correct polarity to be maintained and due attention must be given to ensure this.
大多数设备联接都需要正确的极性，这一点应该特别注意。
From the relationship between design, manufacturing and using, the article points out that the replcement parts of cement mechanical equipment require standardization.
从设计、制造、使用多者的关系出发提出备件急需实施标准化。
This is one of my favorite ways of tracking progress because it doesn't require any fancy equipment and anyone can do it.
这是我最喜欢追踪进展的方法之一，因为它不需要任何花哨的设备并且任何人都可以做。
Electric cars have been around for decades, but never in enough Numbers that they would affect the grid, or require mass rollouts of charging equipment.
电动汽车已经出现十几年了，但是从没有达到一定的数量以致能影响供电网络或者需要大量新的充电设备。
This is the easiest type of birder to be, because birding in the backyard does not necessarily require specialized equipment beyond a general field guide and a basic set of binoculars.
这是最容易入道的一种“鸟人”，因为在后园里观鸟不需要专门的装备，只要有一本通用的观鸟指南和一架基本的双筒望远镜即可。
This will require a huge overnight operation to shift planes and equipment from the existing Don Muang airport, which will have to close to scheduled flights.
这将会需要无数个通宵的工作将飞机及相关设备从目前正在使用的廊曼机场转移到这里来，那些预定的航班也不得不取消。
Megaprojects like those now coming off the drawing boards require large Numbers of experienced engineers, skilled workers and architects, as well as specialized equipment.
像这些蓝图中的大型项目需要大量的经验丰富的工程师、技术工人和建筑师，还有专业化设备。
These tests require highly trained laboratory staff and specialized equipment and materials.
这些检验需要有训练有素的实验室人员和专业设备及材料。
Different trips will require different equipment - for a trip to the Galapagos where animals come close up (such as this sea lion), a compact digital will do the job.
不同的旅行会需要不同的装备——如在加拉帕戈斯群岛，像海狮这样的动物会靠得很近，这时有一架小型相机就完全可以了。
Higher mercury vapor levels may exist and could require additional protective equipment and professional expertise.
可能会出现高浓度的水银蒸汽，从而需要进一步的防护设备以及专业知识。
For organizers of workouts, an advantage to these is that they don't require expensive equipment, lending themselves to large class sizes.
对于健身组织者，这样做的一个好处就是他们不需要昂贵的器械，以便他们开设大规模的课堂。
Observing many different species of birds may require long hikes and walks over uneven and challenging terrain while carrying a field bag with guides, binoculars, scopes and other equipment.
要观察到更多种鸟儿，你可能需要长途跋涉，走过崎岖不平的难走的地势，还要背负装着观鸟指南、双筒望远镜、单筒望远镜和其他器材的野营包。
I am not a big fan of gyms and I love workouts that do not require any equipment and can be done anywhere.
我不大喜欢体操，但我喜欢没有任何器材设施的随时随地锻炼。
You can do it anywhere.I am not a big fan of gyms and I love workouts that do not require any equipment and can be done anywhere.
我不大喜欢体操，但我喜欢没有任何器材设施的随时随地锻炼。
But weaponized pure fusion would require miniaturizing lasers or other trigger technologies that currently involve building-sized equipment.
但是核武化的纯核聚变反应堆将配备小型激光器和目前被用于建设大型设备的其他触发技术。
The experiments described in these materials are potentially hazardous and require a high level of safety training, special facilities and equipment, and supervision by appropriate individuals.
在这些资料中所描述的实验是有潜在危险的，而且要求有高度的安全训练、特别的设施和装备，且要有适当的人员监督下才能进行的。
We require a full refund for all the equipment on the grounds that your company has misrepresented its performance capabilities.
由于贵公司错误地宣传这种设备的工作性能，我才要求偿还全部设备的款数。
Other applications, such as test equipment, require activation of test signals in sequence.
其它应用设备的应用程序，如试验设备需要按顺序将试验信号激活。
Learning to control your breathing while running doesn't require an expensive trainer or special equipment, however.
然而，学习怎样在跑步时控制呼吸既不需要昂贵的私人教练，也不需要特殊设备。
The Contractor shall note that all material, product and equipment submittals require approval of the Project Manager after the same have been reviewed by the Consultant for acceptance.
承包商应注意，其所有材料、产品和设备提交项在经顾问审核接受之后，必须还要经过项目经理批准。
In other industries computer programmed robots and other forms of data processing equipment perform many of the jobs which used to require a lot of mental labor.
在一些工业部门，计算机程序控制的机器人和其他形式的数据处理设备，完成许多需要大量脑力劳动的工作。
Major equipment and critical utilities and systems, however, require IQ, OQ and PQ.
对主要的设备、关键的公用设施和系统，还需要开展IQ、OQ和PQ。
However, SolidEnergy's technology stands out because, unlike some competing approaches, it doesn't require new lithium-ion battery manufacturing equipment.
但是最终只有固态能源公司的技术脱颖而出，因为它跟那些竞争对手不一样，它不需要新型的锂离子电池制备设备。
The installation of the exhibits may require mechanical and electrical work, and loading and unloading equipment may call for an additional work force.
布展可能需要机械和电力劳动，而装卸设备可能求额外的劳力。
The installation of the exhibits may require mechanical and electrical work, and loading and unloading equipment may call for an additional work force.
布展可能需要机械和电力劳动，而装卸设备可能求额外的劳力。
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