The synthetic conditions of 2-pentylidene cyclopentenone using PTC were stud-ied, and the conditions of isomerization were also studied.
对相转移催化合成2-戊叉环戊酮及其异构化的条件进行了研究。
For the present, safety systems such as PTC will not be sufficiently capable in most cases to address this type of hazard.
目前，现有的安全系统，如PTC(列车自动控制系统)，在许多情况下面对此类危险都不能提供足够的安全保证。
I think some of the things PTC is thinking and working about are very promising and following industry demands.
我对PTC现在正在谋划和已经开始着手做的某些事情充满希望，这些事都紧跟行业需求。
Clearly, in developing PTC architectures for entirely new, dedicated HSR systems, attention should be given to identifying work equipment and personnel as "targets" to be protected by the PTC system.
很明显，要为高铁量身打造一套全新的列车自动控制系统，注意力须放在“标注”PTC(列车自动控制系统)需要保护的工作人员及设备上。
I'm going to blog later today and tomorrow and share my thoughts about PTC strategy.
今天晚上或明天我会再发一篇博文，分享我对PT C产品策略的一些见解。
So, today I can see some holes in the PTC solutions targeting smaller manufacturing companies.
所以我今天依然能看到，专注于小型制造企业的PTC解决方案还是有些不足之处。
The industry seems confident it will not get through, but risks will remain: opposing PTC could play into the hands of those who wish to increase oversight.
铁路行业看起来对此项议案不获通过胸有成竹，但不能就此高枕无忧:因为反对安装PTC很可能让想增加铁路监管的人找到恢复监管的理由。
The interest to mobile is very high these days, and it is a good sign to see PTC jumping to the PLM mobile race.
这些日子人们对移动热情高涨，PT C跃进PLM移动应用的行列是一个好的开端。
At the same time, it will be interesting how PTC customers will be moving to the "post-PC" era.
同时，我也很好奇ptc的客户将如何过渡到“后PC”时代。
I've heard PTC talking about the cloud as a "deployment option". You can deploy to Amazon, Azure, etc.
我听说“云”对于PTC是一种“配置选项”，你可以将系统配置到亚马逊和Azure等等。
PTC surprised me by saying that they had a chance to discuss and review Windchill UI with some authorities in the world of UX (User Experience) – Steve Krug.
PTC称他们曾与全球用户体验的权威人士StevenKrug讨论和评审过Windchill的用户界面，这是我意想不到的。
[OMG04] Object Management Group, UML 2.0 Superstructure, Available Specification, OMG document ptc/04-10-02, 2004.
对象管理组织,UML 2.0上层架构 ,可用规范,OMG文件ptc/04-10-02, 2004.
According to Mike, PTC is planning to release Creo common data model later in next coming releases to allow 3rd party developers to access Creo Apps data and making some manipulation.
据Mike所言，PTC计划在下个版本中发布Creo共同数据模型，将允许第三方开发人员访问Creo应用数据并对其进行操作。
PTC, an engineering services company, acquired the rights to MathCAD in 2006.
PTC是一家工程设施公司，于2006年收购了MathCAD的股权。
Renewable Energy Production Tax Credit (PTC).
可再生能源产品税收抵免(PTC)。
I found Planet PTC very energetic and enjoyed communicating with the executive and marketing team.
我发现PlanetPT C处处充满活力，跟执行团队和市场团队聊天让我感到很愉快。
PTC thermistors are absolutely necessary if these motors are used for converter-fed operation!
如将电机用于变频供电运行，则安装 PTC热敏电阻是必要的！
Railway Construction in the United States must meet the requirements of PTC, and faced with the existing system.
在美国修建铁路必定要满足PTC要求，并且面临与既有系统相结合问题。
Swabs were also taken of the volunteers' cheek cells so that researchers could determine whether they carried none, one, or two 'sensitive' copies of the taste receptor gene that allows taste of PTC.
研究者再用棉签刮取志愿者口腔的细胞，这样他们就能确定志愿者是否含有或者是否含有多个争对PTC的“敏感型”受体基因。
The systematic optimization for the MEKC separation of PTC amino acids by using a dynamic scouting optimization method controlled weighted centroid variable size simplex algorithm was established.
采用控制加权可变步长单纯形算法对PTC氨基酸的毛细管胶束电动色谱分离体系进行动态优化。
So is the Positive TemperatureCoefficient (PTC) switch, a device that is supposed to keep the battery from overheating.
正温度系数(PTC)转换器也是如此，它可以避免电池组过热。
So there is a lot of wind is not hot, such as too much dust on the surface of the heater, PTC ceramic chip failure, voltage failure and so on can cause the wind is not hot.
出风不热的情况有很多，例如加热器表面灰尘过多、PT C陶瓷片故障、电压故障等等原因都能造成出风不热的情况。
PTC ceramic chip designed to protect the temperature, when the temperature exceeds the set temperature, the PTC ceramic chip will automatically disconnect the power supply.
PTC陶瓷片设计保护温度，当温度超过设定温度时，PTC陶瓷片内部就会自动断开电源。
PTC ceramic chip designed to protect the temperature, when the temperature exceeds the set temperature, the PTC ceramic chip will automatically disconnect the power supply.
PTC陶瓷片设计保护温度，当温度超过设定温度时，PTC陶瓷片内部就会自动断开电源。
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