生活點滴

孕期服感冒藥 不與蜂蜜同食

價格天差地別品質難辨真假 專家四招教你鑒別蜂蜜

防水選材施工也重要 衛浴間裝修存在安全隱患

高頻工作 解讀防水監控攝像機散熱問題

Perfusion accident prevention and handling of the bored pile

Pouring underwater concrete impact of bored piles into piles key process in the perfusion process, the slightest mistake or control is not in place, there will be large or small perfusion accident, so must be taken in the perfusion process a series of strict quality control measures and common perfusion accident cause analysis, and timely summarize some of the prevention and treatment.

Inside and outside calipers use

Inside and outside calipers is the most simple measuring tools. Outside calipers used to measure the outside diameter and flat, calipers are used to measure the diameter and groove. They themselves can not be directly read out the measurements, but measurement of the length of the size (diameter of a length of size), steel ruler, reading, or on a steel ruler to remove the required size, go to the test parts The diameter of compliance.

Sliding bearing raceway noise how processing

Sliding bearing raceway noise, the sound is a slide bearing swivel raceway in the scroll corner of the scroll, to stimulate the smooth and continuous noise exposure ball slide bearing species, and only when the sound pressure level or tone, a great to attract attention .

7大對策治療牙齒敏感症 牙根部牙齦覆蓋手術

“引導手術技術”在人工植牙市場日益普及

牙醫為您解讀:植牙致勝七部曲維護牙健康