请注意啦，这个摇摇调料罐只有13.5公分高，没有真正的沙球那么大。
Please note each shaker is 13.5 cm long - so not 'full size' maracas!
因此，悬沙运动（特别是高浊度水体）的研究在生态、环境、工程和管理方面都具有重要意义。
Thus, study the movement of SSC is very significant for zoology, environment, engineering and management.
构造圈闭内沙四段产状平缓，储集层累计厚度大，含气丰度高。
The reservoir is thick with gentle occurrence and high gas abundance.
超薄磨沙不反光膜，真空效果卓越，曝光传真度高；
Super thin invisible film, good vacuum effect, high identical degree of exposure;
超薄磨沙不反光膜，真空效果卓越，曝光传真度高；
Super thin invisible film, good vacuum effect, high identical degree of exposure;
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