In the present paper,the construction and working principle of stone-mill-shaped sievesand elutriation separator for benthos survey are introduced. The stone-m
Reported in this paper are precise INAA data on 19 L and LL chondrites (7 Chinese chondrites and 12 from other countries). The L and LL chondrite data normaliz
In the present paper a three-dimensional model has been used to calculate the vertical structure of the current generated by typhoon surge. The aim of this wor
Shijiu Harbour is to be constructed at southern Shandong as an important shipping center with a docking capacity of 100 thousand tonnages of a single vessel.Ti