. "\u78C1\u573A\u68AF\u5EA6"@zh-cn . "\u78C1\u573A\u68AF\u5EA6"@zh . "\u78C1\u573A\u68AF\u5EA6"@zh . "323592" . "\u78C1\u573A\u68AF\u5EA6"@zh . "\u78C1\u573A\u68AF\u5EA6"@zh-cn . "\u78C1\u573A\u68AF\u5EA6"@zh-cn . . "magnetic field gradient"@en . "magnetic field gradients"@en . "magnetic field gradient"@en . "spatial variation of a magnetic field"@en . "magnetic field gradient"@en . . .