Insulation protects the leatherback everywhere but on its head and flippers.
除了头部和鳍状肢外，棱皮龟的全身都有鲸脂保护。
2
The lower end of the connection head shall be tightly sealed flange in transformer insulation sheath.
接线头的下端应当紧密地贴在变压器绝缘护套的密封法兰上。
3
To avoid shortcomings of conventional current transducers in insulation and saturation, the hybrid optical sensor head of a new type air core current transducer is presented.