Wave mathematical model of parabolic gentle slope equation is an effective method for calculating waves ofwidescope.
抛物线形缓坡方程波浪数学模型是进行大范围波浪计算的有效方法。
2
Compared with tradition ways of queuing to find the real situation, online queuing has the characteristics ofwidescope, great speed, broad field, and comprehensive methods.
相比传统摸底排队，网上摸底排队范围大、速度快、应用领域广、摸排方式多。
3
Arable land gradation and classification is one of important parts of present land resources investigation ofwidescope and fundamental tasks of the land management department.