Enveloping the craft are forward and rear-projecting Novaldex shields, which protect the reinforced titanium hull.
该飞船被前后投射的诺瓦尔·德克斯护盾所包裹，护盾保护着增强的钛船体。
The four vessels were then reinforced by two Type 037 (Hainan class) antisubmarine patrol crafts (hull 281 and 282).
四艘舰艇随后被二艘037型(海南级)反潜巡逻艇增援(弦号281和282)。
Bending tests were conducted on five types of hull framing structure of fiberglass reinforced plastics fishing vessels and the results of the tests were optimized by using the weighted factor method.
通过对玻璃钢渔船的五种船体骨架结构形式的弯曲试验，测得其力学性能。
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