Multiple bubbles together in a small group, or black or dark brown bubbles are a typical indication of a defective window heat control system.

许多气泡一起成一小组，或黑色或深棕色气泡是典型的风挡加温控制系统缺陷迹象。

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LED chip and heat sink for thermal connection to solve the thermal grease, thermal paste difficult operation, uneven coating, plastic overflow problem caused by defective products.

用于LED芯片和散热器导热连接，解决了散热膏，导热膏难操作，涂不均匀，溢胶造成不良品的难题。

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As many as 15 percent of the 5, 000 previously approved welds in the reactor's auxiliary plumbing, containment dome and spent-fuel cooling systems were X-rayed and found to be defective due to air pockets, poor soldiering and heat damage.

CENTERFORSECURITYPOLICY: A Chernobyl reminder just off our shores