In the summer dark circles are easier to hide as people suffer less from fatigue and the skin is lightly tanned.

而在夏季，因为疲劳感减轻和皮肤晒黑，黑眼圈就比较容易遮掩。

Points of technology on manufacturing soft chrome-tanned horse grain shoe upper leather were introduced, and the technology of part handle on the butt of horse hide was emphasized.

本文介绍了铬鞣马皮正软鞋面革制作的若干技术要点。着重介绍了对马皮后身进行局部处理的技术措施。

In the present work the dynamic mechanic properties of acidulated hide, chrome tanned leather and polymer-impregnated leather have been investigated by means of dynamic mechanic methods.

本工作利用动态力学方法研究了浸酸皮、铬鞣制皮、聚合物修饰皮的动态力学性能。

About 1 pound of salt is required per pound of hide. The hide may be tanned or sold.

每磅牛皮需一磅盐。牛皮可制成皮革或售出。