日韩在线欧美精品第二页观看_www在线免费观看视频_国产69精品剧情视频_免费成人直播_日本亚洲免费在线电影_月亮影视大全_五月激激激综合网色播胖胖_国产成人精品久久56_总裁与秘书啪啪日常H_被翁持续侵犯的中文字幕

Ballast Water Sampling Kit
Configuration includes: 
a) 1 sampling bag 
b) 2 filtering cod-ends with tap 
c) 2 lids to seal cod-ends after sampling 
d) 5 replacement filtering sieves for cod-end 
e) 1 flow meter with replacement sealing rings 
f ) 3 newly designed counting chambers for larger organisms 
g) 1 wash bottle to clean sampling bag, cod-end and filtering sieves
h) 1 transport box