A grounded source is one in which the voltage signals are referenced to a system ground, such as earth or building ground.
接地信号源的电压信号以系统地线作为参考点，比如建筑物或大地。
A floating source is a source in which the voltage signal is not referenced to any common ground, such as earth or building ground.
未接地信号源的信号(比如电压)没有相应的、诸如大地或建筑物这样的绝对参考点。
According to the rules in foundation Design Standand of Building Ground, a reduced calculation method which can directly figure out the demanded foundation area is introduced.
根据健筑地基基础设计规范中的相关规定，导出了可以直接满足软弱下卧层承载力要求的基础底面积计算的简便方法。
Working with local geologists and engineers, the experts have studied the nature of the ground and the type of most practical building code for the local area.
通过与当地地质学家和工程师合作，专家们研究了当地土地的性质和最实用的建筑规范类型。
It removes heat from the air outside or the ground below and uses it to supply heat to a building or its water supply.
它从外面的空气或下方的地面收集热量，并用此来供应建筑物或其供水所需的热量。
In fact, in some pagoda designs, it does not even rest on the ground, but is suspended from the top of the pagoda—hanging loosely down through the middle of the building.
事实上，在一些宝塔的设计中，它甚至不停留在地面上，而是从塔顶悬吊下来——松散地悬挂在建筑的中间。
If a building is well constructed and built on solid ground, it will resist an earthquake.
如果一座建筑构建良好，并且地基坚实，它就能抵抗地震。
This center looks like the Death Star and consists of a spherical glass and steel nest and a very long, low building raised off the ground.
这个中心看起来像是死亡星球，由一面球形玻璃，钢制鸟巢和一个很长但又很窄的从地面拔地而起的建筑物构成。
Ground-breaking for this curvy 24-story office building is expected sometime in 2013.
这栋具有开拓性的24层流线型建筑预计在2013年竣工。
You are made to feel you are there, moving through these places, looking up at the sky or down at the ground, and pausing to examine more closely a particular stone, boat or building.
你还能感觉身临其境，在各处走动，往上看天或是向下看地，或是停下来更细致地察看一块石头、一艘船或是一座建筑物。
Nearby, the ground floor of what used to be the Missions to Seamen building is now a restaurant with the curiously apt name of “Marcel”.
附近，曾经用来向海员派遣任务的建筑底层现在是一家餐厅，有个易引起好奇的名称“烫发”。
It included the processes of building, scheduling and up-linking instrument loads, managing the spacecraft in a fully automated mode, and verifying ground system and operational products.
它包括建立流程、时序安排和卫星上行链路仪器负荷，以全自动模式管理太空船，验证地面系统和运行产品。
By measuring the slow rising and falling of the ground as the inexorable collision of the Nazca plate squeezed the coast, they could calculate how fast strain was actually building.
通过测量因纳斯卡板块挤压海岸发生碰撞造成的地面的缓慢上升与下降，他们能够估算压力的实际聚集速度。
THIS week J. H. Snyder, a developer, broke ground for a new building in North hollywood-a district in the San Fernando Valley where people shop for car batteries.
本周，开发商J .H .施耐德在北好莱坞为一座新建筑举行破土动工仪式。
From 1990 he went to live by the Narmada, the most threatened river, building another ashram from scratch on stony, empty ground.
从1990年开始，他住到了讷尔默达(Narmada)河边，这是条最危险的河流，从多石的、空空的土地上从零开始建立了另一个修炼道场。
A spokesperson for Facebook said today, "Kevin played an instrumental role in building Facebook's advertising business from the ground up."
一位Facebook的发言人在今天说道：“凯文在建立Facebook的广告部分的过程中起到了至关重要的作用。”
In 2007, seven tons of steel fell off the 740-foot-tall building, paralyzing an architect on the ground.
2007年，七吨重的钢铁从740英尺高的大楼上坠落，把地面上一位建筑师砸成瘫痪。
It is illegal to bring your horse or pack mule above the ground floor of any building.
把马牵到或让骡子驮运货物到任何建筑物底层(一楼)以上的楼层是违法的。
It is very difficult to make basements feel comfortable because they are under ground, usually have insufficient natural light and have the lowest energy in a building.
在地下室里感觉到舒服是很难的，因为它们是在地下，并且缺少足够的自然光，能量也是整个楼中最低的。
You architecturally map out a plan, research all your options, pour a solid foundation, and begin building from the ground up.
你在地图上标出了你的建筑计划，研究了你所有的选项，打下了一个坚实的基础，并开始建楼房。
In fact once the ecosystem matures the inside-out model will become as obsolete as it is building in-house applications from the ground up today.
事实上，一旦生态系统成熟，由内向外的过程就会变得过时，因为今天它完全是从头开始构建内部应用。
We decided to honor our hacker roots and challenge convention by custom designing and building our software, servers and data centers from the ground up.
我们打算自行设计和开发软件，服务器和数据中心，从无到有，以此弘扬我们的黑客精神，并挑战传统。
Perhaps the cleverest option is to get into the building, climb up one story, then destroy the stairs leading down to the ground floor so no one can escape.
也许最明智的选择就是进到建筑里，爬到某一层，然后毁掉通往一楼的楼梯，这样他们一个也跑不了啦。
The notion of mixed space is gaining ground as building entrances merge into coffee rooms or sitting areas where informal meetings can take place.
混合空间的概念正在逐渐普及，建筑物的入口处开始与咖啡室或休息区相融合，变成可进行非正式会谈的场所。
Foreign carmakers, meanwhile, have found fertile ground in the South, building factories in states such as Alabama, Mississippi and Tennessee.
与此同时，外国汽车制造商发现了美国南部沃土，在阿拉巴马、密西西比、田纳西等州建立工厂。
Foreign carmakers, meanwhile, have found fertile ground in the South, building factories in states such as Alabama, Mississippi and Tennessee.
与此同时，外国汽车制造商发现了美国南部沃土，在阿拉巴马、密西西比、田纳西等州建立工厂。
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