The procedure of pipe laser oxygen cutting and the model of generation of striation on cut surface were studied respectively.
了研究管材激光有氧切割过程和切割表面条纹形成模型。
NC flame cutting: CNC flame cutting is numerical control machine tool use gas with oxygen or gasoline in metal materials with oxygen cut a way to cut.
数控火焰切割：数控火焰切割是数控机床利用燃气配氧气或者汽油配氧气进行金属材料切割的一种切割方式。
Ligation - a tight rubber band is wrapped around the haemorrhoids to cut off their blood supply. Starved of oxygen and nutrients, the haemorrhoids shrivel.
橡圈结扎法-用一个橡皮圈去结扎痔团截断它的血运，痔会因缺血和缺氧而枯萎。
A deep wound, where the supply of blood and oxygen has been cut off, is the perfect place for certain kinds of bacteria to grow.
深的伤口是某些种类的细菌孽生的理想场所，因为那里的供血和供氧被切断。(译为原因状语从句)。
When trees are cut down and more roads are built, fewer and fewer trees are left to make oxygen.
树木被砍伐，道路越修越多，剩下来制造氧气的树木越来越少。
Your supply will be cut off completely and many will see themselves experiencing the effect of ones choking for lack of oxygen.
你们的供应将被完全切断，许多人将经历如缺氧窒息的效果。
If the blood and oxygen supply is cut off severely or for a long period of time, muscle cells of the heart suffer severe and devastating damage and die.
如果缺血和缺氧是严重的或长期的，心肌细胞就会受到严重的毁灭性的损害和坏死。
If minor doses are used, they can expand veins, lessen the vein reflux, cut down diastolic pressure or left ventricular end and cut down the load of the heart, and reduce the oxygen consumption.
小剂量时可扩张静脉，使静脉回流减少，左室舒末压下降，使心脏前负荷降低，降低心肌耗氧量。
If minor doses are used, they can expand veins, lessen the vein reflux, cut down diastolic pressure or left ventricular end and cut down the load of the heart, and reduce the oxygen consumption.
小剂量时可扩张静脉，使静脉回流减少，左室舒末压下降，使心脏前负荷降低，降低心肌耗氧量。
应用推荐