��置音频对象的缓存
				oceanAmbientSound.setBuffer( audioBuffer );

				// 播放音频
				oceanAmbientSound.play();
			},

			// onProgress回调
			function ( xhr ) {
				console.log( (xhr.loaded / xhr.total * 100) + '% loaded' );
			},

			// onError回调
			function ( err ) {
				console.log( 'An error happened' );
			}
		);
		</code>

		<h2>构造函数</h2>

		<h3>[name]( [param:LoadingManager manager] )</h3>
		<p>
		[page:LoadingManager manager] — 加载器使用的[page:LoadingManager lo