Study the floatability of andalusite and mechanism of which with alkyl sulphonate as collecter was accomplished.研究了红柱石的可浮性及其与捕收剂烷基磺酸盐的作用机理.There are abundant mineral resources, andalusite, marble, granite, gold and other...
A pin, also called a base pin, on a connector or plug.在接插件或插头上的一种插脚, 也称管脚.The connector is used to link the throat and stomach tubes.连接器用来连接咽喉和胃管.Above 3 years connector relative work experiences. Prefer in Connector Ind...
他们把黄河水引上高原,使300公亩棉田获得丰收.They have lifted water from the Yellow River onto the high land and reaped a good cotton harvest on a 300 - acre tract.公顷公制面积单位,等于100公亩 ( 2.471英亩 )A metric unit of area equal to 100 ares ( 2.471 a...