1、
Low profile aluminium frame, high quality surgical silicon eliminate stress mark on face.
使用铝质镜架,高等矽胶, 脸上不会留下印记.
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2、
Follow the tape and mark the stress and intonation with your pencil.
让学生擦去所标重读与语调,先自读,然后跟着录音一起读.
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3、
Draw the element for maximum shear stress and mark values of all stresses.
画出最大剪应力的单元体并标出全部应力值.
词典精选例句
