When your computer starts,the ROMBIOS loads the master boot record into memory,and passes the control to the first instruction of boot code,which begins the startup process,the boot code reads the boot flag of the partition table to indentify which partition it should boot from.
硬盘主引导记录包括引导代码和分区信息 ,启动计算机时 ,ROMBIOS把主引导记录装入内存 ,并且把控制转给其引导代码的第一条指令 ,由此开始启动过程 ,引导代码通过读取分区表的引导标志来识别由哪一个分区引导系统 ,所以主引导记录的安全维护是非常重要的 为此 ,介绍一种新的保存和恢复主引导记录的方法 ,并且给出了一个用汇编语言编制的程序实
Terminal markings and direction of rotation of rotating electrical machines
GB1971-1980电机线端标志与旋转方向
Pilmsoll's Mark
柏氏标志(载线标志)
The beginning of atomic physics is marked by the discovery and scrutinious study of spectral lines.
谱线的发现和深入研究标志着原子物理学的开端。
radio marker beacon station
无线电标志信标电台
Inspecting fitting accuracy of draught mark( loading line mark).
吃水标志（重线标志）装精确性检查。
marking consisting of crossing lines.
交叉在一起的线的标志。
heading marker off
雷达)船首标志线消失
certificate of approval of the marking
载重线标志批准证书
Ship's name, port of registry, draft marks and loadline marks to be dressed and repainted.
船名，船籍港，吃水标志和载重线标志需修饰，重刷。
Road traffic signs and markings
GB5768-1999道路交通标志和标线
Line Color\0Miter\0Marker Shape\0Dash Style
线条颜色\0斜角\0标志形状\0线型
A line that establishes or marks a border.
边界线确立或标志边界的线
a vertical line marking the boundary between musical bars.
音乐小节之间标志分界线的垂直线。
Markings for electric cables and wires--Part 3: Identifications of cables and wires
GB6995.3-1986电线电缆识别标志第三部分:电线电缆认别标志
Markings for electric cables and wires--Part 5: Identifications of insulated cores of power cables
GB6995.5-1986电线电缆识别标志第五部分:电力电缆绝缘线芯识别标志
Either of two points marking the end of a line segment.
端点标记一条线段两端的两点中的任何一点
the line or plane indicating the limit or extent of something.
标志某事物的范围或限度的线或面。
identification thread
识别线，标志纱（织入布边的色经）