The bubble shell is the commonly used one because of its simple structure, low cost and easy operation.
气幕弹由于其结构简单，成本低廉，使用方便等特点已成为水声对抗战中普遍使用的对抗器材。
What is a plastic box flocking, refers to all the bubble shell, a narrow sense, is a kind of bubble shell: sheet plastic molding for plastic box, cover and container.
什么叫吸塑盒植绒，是指所有泡壳，狭义上讲，只是一类泡壳：用片材吸塑成型为塑料盒状，盖与容器相连。 多用PS做成，也有将盖和底分离的，可选用不同的材质。
Bubble trapping, however, may not be the only function of the shell-like case, he says.
捕捉气泡也许不是舡鱼外壳的唯一功能，他认为。
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