It indicates that multifunction and green revolution are the research keystone and major direction of developing new type water treatment chemicals.

指出一剂多能和绿色化是开发新型水处理化学品的研究重点和主要方向。

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New type piston ring synthetic measurement instrument is the instrument which can measure both the height and trapezoid Angle of the keystone piston ring and wedgy piston ring.

新型活塞环综合检测仪就是一种能同时测量梯形或楔形活塞环的环高与梯形角的综合测量仪。

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Environmental groups are right to use the Arkansas spill as a cautionary tale -- as one of many reasons that the Obama administration should reject a proposed pipeline, called the Keystone XL, which would carry this risky type of crude from Canada to the Gulf Coast of the United States for processing.

CNN: Maybe this oil spill will stick