sine

• On a group of identity of sine and cosine function
  余弦函数的一组恒等式
• Boost the sine - russian oil gas cooperation in
  机遇扎实推进中俄油气合作
• Pure sine wave output . current harmonic content is small
  输出纯正弦波，电流谐波含量小。
• New proofs of n - dimensional sine theorem and cosine theorem
  维正弦定理和余弦定理的新作用
• The sine - gordon equation and its equivalent equations
  方程及其等价方程
• New exact solitary wave solutions for the sine - gordon type equations
  方程新的精确孤立波解
• Sine , square , ramp , triangle , pulse , noise , arb
  正弦波方波谐波三角波脉冲噪声任意波形
• Mechanism of chaotic jumping behavior in the sine - gordon equation
  方程中混沌跳跃行为的机制
• Measuring instruments . sine bars and tables
  测量仪表.正弦杆和正弦盘
• Sugar is a sine qua non ingredient in any kind of cake
  任何糕点中，糖都是不可缺少的原料。