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121. The formulae of time and range of projectile with the projecting angle taking account into air friction are obtained by using the approximate method to solve the equation.

122. These formulae are suitable for any contacting point of tooth surface meshing.

123. The article deduces emf from varying magnetic field and motional emf in a general case further researches induced electric field and presents two important formulae of induced electric field.

124. These formulae have been successfully applied in calculating and plotting the operating performance graphs of this resin, as well as in selecting the optimal water deionization system by computer.

125. Design methods of directional couplers using dielectric waveguide are introduced in the paper. Some simplified and effective design formulae are also presented.

126. The outer - loop was controlled by the best ITAE setting formulae PID.

127. The progresses of the formulae, measuring techniques, acoustic evaluating and design of reverberation time are studied.

128. In computer-aided LC filter design, the bottleneck is pointed out, and the explicit formulae for all pole filter design are given.

129. In this paper I have strictly derived these formulae about Landau Diamagnetism by using the theory of statistical mechanics of ideal Fermi system and Laplace transformation.

130. Formulae for computing the longitudinal load distribution factors are derived on the basis of parabolic load distribution and the factors are calculated with the curves plotted.

131. A detailed analysis has been carried out on the calculation of braking ability of escalator and automatic footway. Some related computing formulae were set up, and checking up steps was presented.

132. In 1999, Chu and Marini derived numerous important formulae for evaluating trigonometric sums through partial fraction decompositions.

133. By hedging strategy, the risk caused by stock normal volatility will be hedged, then a European option pricing equation and formulae whose underlying stock pricing process is mixed process are gotten.

134. The formulae of the silt carrying capacity for the tidal flow might be obtained by statistical method using measured silt concentration directly.

135. The calculating formulae of the chip - flow angle and the chip - flow rake angle are given.

136. Objective To optimize the formulae of concentrated iodine tincture using orthogonal test.

137. The associated mathematic model has been summarized by using empirical formulae, which will guide the detection of the heavily compacted broken stone filled in foundation.

138. In the light of steady one-dimensional heat transfer theory, formulae are reached to calculate temperature within concrete lining and surrounding soil at a pipe duct in heating project.

139. Some experimental formulae about jet sound power and jet noise pressure which are contributed by the Noise Control Laboratory of The Pennsylvania State University are recommended.

140. The formulae of force and moment of force acted by an arbitrary coil in non-uniform magnetic field are deduced with Feynman's model.

141. Professor James Murray of the University of Washington says the two formulae he devised were based on a 10-year study of 700 American couples.

142. Calculating formulae for vibrating acceleration of the controlled structures are derived.

143. In order to make the initial design more convenient, some approximate analysis formulae of strength and stability of typical nonuniform stiffened cylindrical shell are also given in the paper.

144. In this paper, the formulae are indicated firstly to design artificial reverberator.

145. Based on the effective pressure equilibrium principle, two formulae to calculate the discharge volume and the velocity pressure power of air curtains are presented.

146. Equivalent condition for optimality are obtained, and explicit solution leading to feedback formulae are derived for special utility functions and for deterministic coefficients.

147. The flow pulsation in a plane-parallel gear pump with 3-idlers was analyzed, formulae for calculating displacement, average flow velocity, instantaneous flow and pulsation flow were derived.

148. Calculation formulae of input power and output power of sub - structures are obtained.

149. Structural differences of tautological constructions between English and Chinese should never be overlooked though their structural formulae are assumed to be similar.

150. With the help of some formulae and simple iteration procedures the table and the diagram mentioned above can also be used for locating neutral axis of T beams.