研磨

Nanograde sericite can be produced through the processes used in this study.

研后要污染物为铁及铬，次要污染物为钛及镍。

The freshly abraded specimen must then be washed in industrial spirit and Analar acetone.

然后，研好新鲜试样必须在工业酒精及纯丙酮中洗涤。

Portable Attritor mainly applies to the grinding treatment for the edge and part of the ground.

手提式研，要用于地边角部位及局部地研处理。

P154 Multifunctional Ground Attritor applies to mattess and epoxy putty grinding and ground cleaning and wax-polishing.

P154型多功能地研,可以用于混凝土地打,环氧腻子层打及地清洗打腊等。

Grinding paper with self bonding nappa base (for fixinf on cloth ) with grain P40 up to P100.

研编织abrasive (sand) complect:1. 以寛115毫米氯丁(二烯)橡胶为底织物粘贴在工上.Cloth 2.P40Z至P100砂纸粘贴再皮革上.

"The simplest stonework is rubBle, roughly Broken stones Bound in mortar. Ashlar work consists of regularly cut Blocks with squared edges."

最简单石料加工品是粗石,在研中粗略地破碎石头。方石加工品是由整齐地切割出方形边缘之石块所组成。

It s also used as a component for the fabrication fiber, and an creodont for the removal of exposed lead circurt board.

在金属加工工业中用来制作所需熔剂、金属处理、制铝钛硼合金，作砂轮和研盘成分，以此降低操作温度，还用作棉花和人造纤维阻燃剂及印刷电路中清除露出铅侵蚀液。

Using solvent discharging valve gear in the small mill barrel can make no material draffy remain in the barrel consequently reduce the waste.

体积较小研内桶结合泻溶剂阀，使桶内几乎没有残留物料，减少浪费，对于中小订单客户，更有经济价值，满足更多客户需求。

The deep formation has a high degree of hardness and abrasivity;the bit type selection is difficult and the ROP is low especially under the high density mud.

深部井段地层硬度高、研性强，钻头选型困难，特别是在高密度条件下械钻速低。

During their four seasons in Range Creek, the teams had plotted the GPS coordinates of every site they'd found and recorded the location of every potsherd, arrowhead, and metate.

对于牧溪谷每个季节，该小组都已在每个地方设定了GPS，他们记录每一个有考古价值陶片，箭头和研石被发现体位置。