The one American industry unaffected by the general depression of trade is the beamy industry.

美国工业中专一未受贸易大萧条影响的是美容品业。

Model JO415 DC microammeter is suitable for students to measure weak current and slimelectric potenial in laboratory of middle school and polytechnic school.

JO415型直培计中学、中专等学校实验室，可测微弱电势。

AC Milliammeter, Model J0414, is suitable for the laboratories of middle schools and polytechnic schools to measure current intensity in the AC circuit.

J0414型交中学、中专等实验室测量交电路中的电强度。

Objective:To understand the knowledge level and attitude of school students about AIDS and their behavious factors,and to provide accordance for school propagand plans.

目的了解中专生艾滋病知、态、行现状，为学校制定艾滋病宣传策略提供依据。

The one American industry unaffected by the general depression of trade is the beamy industry.

美国工业专一未受贸易大萧条影响是美容用品业。

Model JO415 DC microammeter is suitable for students to measure weak current and slimelectric potenial in laboratory of middle school and polytechnic school.

JO415型直流安培计适用于学、专学校实验室，可测微弱势用。

AC Milliammeter, Model J0414, is suitable for the laboratories of middle schools and polytechnic schools to measure current intensity in the AC circuit.

J0414型交流毫安适用于学、专实验室测量交流路流强度。

Objective:To understand the knowledge level and attitude of school students about AIDS and their behavious factors,and to provide accordance for school propagand plans.

目了解专生艾滋病知、态、行现状，为学校制定艾滋病宣传策略提供依据。

The one American industry unaffected by the general depression of trade is the beamy industry.

美国工业中专一未受贸易大萧条影响的是美容用品业。

Model JO415 DC microammeter is suitable for students to measure weak current and slimelectric potenial in laboratory of middle school and polytechnic school.

JO415型直流安培计适用于中学、中专等学校实，弱电势用。

AC Milliammeter, Model J0414, is suitable for the laboratories of middle schools and polytechnic schools to measure current intensity in the AC circuit.

J0414型交流毫安适用于中学、中专等实量交流电路中的电流强度。

Objective:To understand the knowledge level and attitude of school students about AIDS and their behavious factors,and to provide accordance for school propagand plans.

目的了解中专生艾滋病知、态、行现状，为学校制定艾滋病宣传策略提供依据。

The one American industry unaffected by the general depression of trade is the beamy industry.

美国工业中专一未受贸易大萧条影响的是美容用品业。

Model JO415 DC microammeter is suitable for students to measure weak current and slimelectric potenial in laboratory of middle school and polytechnic school.

JO415型直流安培计适用于中学、中专等学校实验，微弱电势用。

AC Milliammeter, Model J0414, is suitable for the laboratories of middle schools and polytechnic schools to measure current intensity in the AC circuit.

J0414型交流毫安适用于中学、中专等实验交流电路中的电流强度。

Objective:To understand the knowledge level and attitude of school students about AIDS and their behavious factors,and to provide accordance for school propagand plans.

目的了解中专生艾滋病知、态、行现状，为学校制定艾滋病宣传策略提供依据。

The one American industry unaffected by the general depression of trade is the beamy industry.

美国工业中专一未受贸易大萧条影响的是美容用品业。

Model JO415 DC microammeter is suitable for students to measure weak current and slimelectric potenial in laboratory of middle school and polytechnic school.

JO415型直流安培计适用于中学、中专等学校，可电势用。

AC Milliammeter, Model J0414, is suitable for the laboratories of middle schools and polytechnic schools to measure current intensity in the AC circuit.

J0414型交流毫安适用于中学、中专等量交流电路中的电流强度。

Objective:To understand the knowledge level and attitude of school students about AIDS and their behavious factors,and to provide accordance for school propagand plans.

目的了解中专生艾滋病知、态、行现状，为学校制定艾滋病宣传策略提供依据。

The one American industry unaffected by the general depression of trade is the beamy industry.

国工业中专一未受贸易大萧条影响容用品业。

Model JO415 DC microammeter is suitable for students to measure weak current and slimelectric potenial in laboratory of middle school and polytechnic school.

JO415型直流安培计适用于中学、中专等学校实验室，可测微弱电势用。

AC Milliammeter, Model J0414, is suitable for the laboratories of middle schools and polytechnic schools to measure current intensity in the AC circuit.

J0414型交流毫安适用于中学、中专等实验室测量交流电路中电流强度。

Objective:To understand the knowledge level and attitude of school students about AIDS and their behavious factors,and to provide accordance for school propagand plans.

目了解中专生艾滋病知、态、，为学校制定艾滋病宣传策略提供依据。

The one American industry unaffected by the general depression of trade is the beamy industry.

美国工业专一未受贸易大萧条影响的是美容品业。

Model JO415 DC microammeter is suitable for students to measure weak current and slimelectric potenial in laboratory of middle school and polytechnic school.

JO415型直流安培计适于学、专学校实验室，可测微弱。

AC Milliammeter, Model J0414, is suitable for the laboratories of middle schools and polytechnic schools to measure current intensity in the AC circuit.

J0414型交流毫安适于学、专实验室测量交流路的流强度。

Objective:To understand the knowledge level and attitude of school students about AIDS and their behavious factors,and to provide accordance for school propagand plans.

目的了解专生艾滋病知、态、行现状，为学校制定艾滋病宣传策略提供依据。

The one American industry unaffected by the general depression of trade is the beamy industry.

美国工业中专一未受贸易大萧条影响的是美容用品业。

Model JO415 DC microammeter is suitable for students to measure weak current and slimelectric potenial in laboratory of middle school and polytechnic school.

JO415型直安培计适用于中、中专等验室，可测微弱势用。

AC Milliammeter, Model J0414, is suitable for the laboratories of middle schools and polytechnic schools to measure current intensity in the AC circuit.

J0414型交毫安适用于中、中专等验室测量交路中的强度。

Objective:To understand the knowledge level and attitude of school students about AIDS and their behavious factors,and to provide accordance for school propagand plans.

目的了解中专生艾滋病知、态、行现状，为制定艾滋病宣传策略提供依据。

The one American industry unaffected by the general depression of trade is the beamy industry.

美国工业专一未受贸易大萧条影响的是美容品业。

Model JO415 DC microammeter is suitable for students to measure weak current and slimelectric potenial in laboratory of middle school and polytechnic school.

JO415直流安培计适于、专等校实验室，可测微弱电势。

AC Milliammeter, Model J0414, is suitable for the laboratories of middle schools and polytechnic schools to measure current intensity in the AC circuit.

J0414流毫安适于、专等实验室测量流电路的电流强度。

Objective:To understand the knowledge level and attitude of school students about AIDS and their behavious factors,and to provide accordance for school propagand plans.

目的了解专生艾滋病知、态、行现状，为校制定艾滋病宣传策略提供依据。