Workmanship required should be detailed in the specifications. Contractors study specifications to determine the sequence of work, quality of workmanship, and appearance of end product.
说明书中要详细注明技术要求。承包者将研究说明书，从而确定工作程序、施工质量、以及完工工程的外观等。
LED light sources complying with these specifications are utilized as the source of illumination in lighting products that comply with the appropriate end-product standard as listed below.
符合规范要求的LED光源被用作灯具产品的照明源，这些灯具产品都要符合到如下所列的其对应的成品安全标准要求。
For valves with CPVC or PEX end connections do not exceed the tubing manufacturers pressure and temperature ratings. Refer to the tubing manufacturers product specifications for that information.
对于配置CPVC或PEX连接端口的阀门，不要超过管道制造商额定的压力和温度。要了解有关信息，请参阅管道制造商产品规格说明。
For valves with CPVC or PEX end connections do not exceed the tubing manufacturers pressure and temperature ratings. Refer to the tubing manufacturers product specifications for that information.
对于配置CPVC或PEX连接端口的阀门，不要超过管道制造商额定的压力和温度。要了解有关信息，请参阅管道制造商产品规格说明。
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