查询词典 trajectory

Load-shaping snubbers have been used in conjunction with bipolar transistors to lower the trajectory below the second breakdown limit.

负荷整形缓冲电路已被用于与双极晶体管，以降低弹道下面第二个分项限额。

Notice that the values therein contained apply at 125℃ and that load-shaping snubbers are not necessary, as long as the switching trajectory is confined within the turn-off SOA.

通知指出，价值观，因此包含适用于125 ℃和负荷整形缓冲电路是没有必要，只要把开关轨迹是局限于之交小康国家海洋局。

Third, using numerical method, saltating trajectory of sand particle has been obtained.

结果表明，阻力最重要，重力次之，升力也不可忽略，它占重力的20％以上。

On the basis of the theory of warhead penetrating homogeneous target and with the some hypothesis, the theoretical calculation model for end-point trajectory of warhead penetrating ribbings structural target was found.

在现有弹丸侵彻均质靶板理论的基础上和一定假设条件下，得到弹丸对加筋结构靶侵彻的终点弹道理论计算模型，弹丸过靶后剩余速度的理论计算结果与实验结果基本一致。

On the basis of the theory of warhead penetrating homogeneous target and with the some hypothesis,the theoretical calculation model for end-point trajectory of warhead penetrating ribbings structural target was found.The results by theoretical calculation to residual velocity of warhead were consistent with that by experimental test.

在现有弹丸侵彻均质靶板理论的基础上和一定假设条件下，得到弹丸对加筋结构靶侵彻的终点弹道理论计算模型，弹丸过靶后剩余速度的理论计算结果与实验结果基本一致。

According to the structure of aircraft carrier and existing anti-ship missile warhead,the structural target with ribbings and experimental semi-armor-piercing warhead were designed with geometer similar principle.The processes of warhead penetrating the ribbings structural and homogeneous targets were investigated experimentally in the shooting range,and the end-point trajectory parameters in hitting conditions and the breakage mode of target were gained.

以舰船典型筋板结构为目标，设计了带加强筋的结构靶，并用模拟实验弹体，对单层带加强筋的结构靶进行了斜侵彻实验，通过天幕靶和高速运动分析系统的测量，得到了两种倾斜着靶条件下不同着靶位置的靶前、靶后弹道参数；通过对靶板破坏结果的分析，得到实验弹靶条件下加强筋结构靶的破坏模式。

After the matching relationship between inlet valve and piston trajectory was analyzed, a dual crank shaft mechanism was designed, and method of adjusting the valves between their on-off time and continuance time was obtained.

分析了进气阀与活塞运动之间新的匹配关系。设计了复曲轴连杆结构，并得到调节进排气门的开关时刻与持续时间的方法。

The wellbore trajectory control is the key and difficult point in slim hole cluster drilling technology.

井眼轨迹控制是小井眼丛式钻井技术的重点和难点，文中探讨了钻具组合、上部井眼曲率、钻井参数以及钻头选型对小井眼轨迹控制的影响，并建立了相应的井眼轨迹控制模式。

Then we find out the exact bounded wave solutions for WBK equation in chapter four. According to the theory of dynamical system, we investigate the explicit exact traveling wave solutions of nonlinear wave equations by using the characters of the closed trajectory connecting equilibrium points and the relations between obits and traveling waves.

在对系统进行定性分析、了解了系统所有可能解的大致形态的基础上，论文第四章给出了WBK方程的精确有界解，应用动力系统理论，利用连接平衡点的闭轨线的特点结合轨线与行波之间的对应关系来研究非线性波方程行波解的有界性及精确的显式表达式。

Keywords three dimension;directional well;hole trajectory;apparent projection length;profile map

三维； 定向井；井眼轨迹；视投影长度；剖面图

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。